Home / 1,133,925.59-1,700,845.76-280,999.68

Finding the Fourth Proportional to 1,133,925.59, 1,700,845.76 and 280,999.68

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Solution

The fourth proportional to 1,133,925.59, 1,700,845.76 and 280,999.68 is: 421,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,925.59 : 1,700,845.76 = 280,999.68 : x
  2. Step 2: Convert to fraction form
    1,133,925.59/1,700,845.76 = 280,999.68/x
  3. Step 3: Cross multiply
    1,133,925.59x = 1,700,845.76 × 280,999.68
  4. Step 4: Simplify right side
    1,133,925.59x = 477,937,108,613.68
  5. Step 5: Solve for x
    x = 477,937,108,613.68/1,133,925.59
  6. Step 6: Final answer
    x = 421,488.95

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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.