Home / 6,487,871.52-9,732,388.55-1,876,785.35

Finding the Fourth Proportional to 6,487,871.52, 9,732,388.55 and 1,876,785.35

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Solution

The fourth proportional to 6,487,871.52, 9,732,388.55 and 1,876,785.35 is: 2,815,346.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,871.52 : 9,732,388.55 = 1,876,785.35 : x
  2. Step 2: Convert to fraction form
    6,487,871.52/9,732,388.55 = 1,876,785.35/x
  3. Step 3: Cross multiply
    6,487,871.52x = 9,732,388.55 × 1,876,785.35
  4. Step 4: Simplify right side
    6,487,871.52x = 18,265,604,193,101.87
  5. Step 5: Solve for x
    x = 18,265,604,193,101.87/6,487,871.52
  6. Step 6: Final answer
    x = 2,815,346.16

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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.