Home / 1,247,931.52-1,871,897.34-406,483.24

Finding the Fourth Proportional to 1,247,931.52, 1,871,897.34 and 406,483.24

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Solution

The fourth proportional to 1,247,931.52, 1,871,897.34 and 406,483.24 is: 609,724.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,931.52 : 1,871,897.34 = 406,483.24 : x
  2. Step 2: Convert to fraction form
    1,247,931.52/1,871,897.34 = 406,483.24/x
  3. Step 3: Cross multiply
    1,247,931.52x = 1,871,897.34 × 406,483.24
  4. Step 4: Simplify right side
    1,247,931.52x = 760,894,895,710.58
  5. Step 5: Solve for x
    x = 760,894,895,710.58/1,247,931.52
  6. Step 6: Final answer
    x = 609,724.88

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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.