Home / 4,855,780.45-7,283,670.68-1,660,427.65

Finding the Fourth Proportional to 4,855,780.45, 7,283,670.68 and 1,660,427.65

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Solution

The fourth proportional to 4,855,780.45, 7,283,670.68 and 1,660,427.65 is: 2,490,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,780.45 : 7,283,670.68 = 1,660,427.65 : x
  2. Step 2: Convert to fraction form
    4,855,780.45/7,283,670.68 = 1,660,427.65/x
  3. Step 3: Cross multiply
    4,855,780.45x = 7,283,670.68 × 1,660,427.65
  4. Step 4: Simplify right side
    4,855,780.45x = 12,094,008,190,566.30
  5. Step 5: Solve for x
    x = 12,094,008,190,566.30/4,855,780.45
  6. Step 6: Final answer
    x = 2,490,641.48

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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.