Home / 4,720,459.20-6,514,044.48-2,787,342.36

Finding the Fourth Proportional to 4,720,459.20, 6,514,044.48 and 2,787,342.36

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Solution

The fourth proportional to 4,720,459.20, 6,514,044.48 and 2,787,342.36 is: 3,846,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720,459.20 : 6,514,044.48 = 2,787,342.36 : x
  2. Step 2: Convert to fraction form
    4,720,459.20/6,514,044.48 = 2,787,342.36/x
  3. Step 3: Cross multiply
    4,720,459.20x = 6,514,044.48 × 2,787,342.36
  4. Step 4: Simplify right side
    4,720,459.20x = 18,156,872,114,028.17
  5. Step 5: Solve for x
    x = 18,156,872,114,028.17/4,720,459.20
  6. Step 6: Final answer
    x = 3,846,420.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.