Home / 1,246,277.52-1,868,667.52-487,214.92

Finding the Fourth Proportional to 1,246,277.52, 1,868,667.52 and 487,214.92

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Solution

The fourth proportional to 1,246,277.52, 1,868,667.52 and 487,214.92 is: 730,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,277.52 : 1,868,667.52 = 487,214.92 : x
  2. Step 2: Convert to fraction form
    1,246,277.52/1,868,667.52 = 487,214.92/x
  3. Step 3: Cross multiply
    1,246,277.52x = 1,868,667.52 × 487,214.92
  4. Step 4: Simplify right side
    1,246,277.52x = 910,442,696,263.40
  5. Step 5: Solve for x
    x = 910,442,696,263.40/1,246,277.52
  6. Step 6: Final answer
    x = 730,529.66

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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.