Home / 5,150,470.20-7,725,666.90-1,556,230.20

Finding the Fourth Proportional to 5,150,470.20, 7,725,666.90 and 1,556,230.20

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Solution

The fourth proportional to 5,150,470.20, 7,725,666.90 and 1,556,230.20 is: 2,334,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,470.20 : 7,725,666.90 = 1,556,230.20 : x
  2. Step 2: Convert to fraction form
    5,150,470.20/7,725,666.90 = 1,556,230.20/x
  3. Step 3: Cross multiply
    5,150,470.20x = 7,725,666.90 × 1,556,230.20
  4. Step 4: Simplify right side
    5,150,470.20x = 12,022,916,144,920.38
  5. Step 5: Solve for x
    x = 12,022,916,144,920.38/5,150,470.20
  6. Step 6: Final answer
    x = 2,334,333.70

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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.