Home / 1,472,587.30-2,208,634.86-407,737

Finding the Fourth Proportional to 1,472,587.30, 2,208,634.86 and 407,737

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Solution

The fourth proportional to 1,472,587.30, 2,208,634.86 and 407,737 is: 611,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,587.30 : 2,208,634.86 = 407,737 : x
  2. Step 2: Convert to fraction form
    1,472,587.30/2,208,634.86 = 407,737/x
  3. Step 3: Cross multiply
    1,472,587.30x = 2,208,634.86 × 407,737
  4. Step 4: Simplify right side
    1,472,587.30x = 900,542,151,911.82
  5. Step 5: Solve for x
    x = 900,542,151,911.82/1,472,587.30
  6. Step 6: Final answer
    x = 611,537.36

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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.