Home / 4,860,010.70-7,290,016.05-1,493,780.30

Finding the Fourth Proportional to 4,860,010.70, 7,290,016.05 and 1,493,780.30

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Solution

The fourth proportional to 4,860,010.70, 7,290,016.05 and 1,493,780.30 is: 2,240,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,010.70 : 7,290,016.05 = 1,493,780.30 : x
  2. Step 2: Convert to fraction form
    4,860,010.70/7,290,016.05 = 1,493,780.30/x
  3. Step 3: Cross multiply
    4,860,010.70x = 7,290,016.05 × 1,493,780.30
  4. Step 4: Simplify right side
    4,860,010.70x = 10,889,682,362,173.81
  5. Step 5: Solve for x
    x = 10,889,682,362,173.81/4,860,010.70
  6. Step 6: Final answer
    x = 2,240,670.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.