Home / 1,240,903.17-1,861,461.98-342,344.91

Finding the Fourth Proportional to 1,240,903.17, 1,861,461.98 and 342,344.91

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Solution

The fourth proportional to 1,240,903.17, 1,861,461.98 and 342,344.91 is: 513,546.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,903.17 : 1,861,461.98 = 342,344.91 : x
  2. Step 2: Convert to fraction form
    1,240,903.17/1,861,461.98 = 342,344.91/x
  3. Step 3: Cross multiply
    1,240,903.17x = 1,861,461.98 × 342,344.91
  4. Step 4: Simplify right side
    1,240,903.17x = 637,262,034,867.38
  5. Step 5: Solve for x
    x = 637,262,034,867.38/1,240,903.17
  6. Step 6: Final answer
    x = 513,546.95

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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.