Home / 4,429,792.60-6,644,688.90-4,387,802.20

Finding the Fourth Proportional to 4,429,792.60, 6,644,688.90 and 4,387,802.20

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Solution

The fourth proportional to 4,429,792.60, 6,644,688.90 and 4,387,802.20 is: 6,581,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,792.60 : 6,644,688.90 = 4,387,802.20 : x
  2. Step 2: Convert to fraction form
    4,429,792.60/6,644,688.90 = 4,387,802.20/x
  3. Step 3: Cross multiply
    4,429,792.60x = 6,644,688.90 × 4,387,802.20
  4. Step 4: Simplify right side
    4,429,792.60x = 29,155,580,573,735.58
  5. Step 5: Solve for x
    x = 29,155,580,573,735.58/4,429,792.60
  6. Step 6: Final answer
    x = 6,581,703.30

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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.