Home / 1,066,871.20-1,472,421.52-614,181.28

Finding the Fourth Proportional to 1,066,871.20, 1,472,421.52 and 614,181.28

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Solution

The fourth proportional to 1,066,871.20, 1,472,421.52 and 614,181.28 is: 847,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,871.20 : 1,472,421.52 = 614,181.28 : x
  2. Step 2: Convert to fraction form
    1,066,871.20/1,472,421.52 = 614,181.28/x
  3. Step 3: Cross multiply
    1,066,871.20x = 1,472,421.52 × 614,181.28
  4. Step 4: Simplify right side
    1,066,871.20x = 904,333,733,853.15
  5. Step 5: Solve for x
    x = 904,333,733,853.15/1,066,871.20
  6. Step 6: Final answer
    x = 847,650.34

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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.