Home / 4,751,994.60-7,127,991.90-3,240,340.20

Finding the Fourth Proportional to 4,751,994.60, 7,127,991.90 and 3,240,340.20

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Solution

The fourth proportional to 4,751,994.60, 7,127,991.90 and 3,240,340.20 is: 4,860,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,994.60 : 7,127,991.90 = 3,240,340.20 : x
  2. Step 2: Convert to fraction form
    4,751,994.60/7,127,991.90 = 3,240,340.20/x
  3. Step 3: Cross multiply
    4,751,994.60x = 7,127,991.90 × 3,240,340.20
  4. Step 4: Simplify right side
    4,751,994.60x = 23,097,118,698,844.38
  5. Step 5: Solve for x
    x = 23,097,118,698,844.38/4,751,994.60
  6. Step 6: Final answer
    x = 4,860,510.30

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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.