Home / 5,150,470.60-7,725,705.90-1,556,792.20

Finding the Fourth Proportional to 5,150,470.60, 7,725,705.90 and 1,556,792.20

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Solution

The fourth proportional to 5,150,470.60, 7,725,705.90 and 1,556,792.20 is: 2,335,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,470.60 : 7,725,705.90 = 1,556,792.20 : x
  2. Step 2: Convert to fraction form
    5,150,470.60/7,725,705.90 = 1,556,792.20/x
  3. Step 3: Cross multiply
    5,150,470.60x = 7,725,705.90 × 1,556,792.20
  4. Step 4: Simplify right side
    5,150,470.60x = 12,027,318,684,613.98
  5. Step 5: Solve for x
    x = 12,027,318,684,613.98/5,150,470.60
  6. Step 6: Final answer
    x = 2,335,188.30

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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.