Home / 1,331,731.43-1,999,018.69-573,946.86

Finding the Fourth Proportional to 1,331,731.43, 1,999,018.69 and 573,946.86

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Solution

The fourth proportional to 1,331,731.43, 1,999,018.69 and 573,946.86 is: 861,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,731.43 : 1,999,018.69 = 573,946.86 : x
  2. Step 2: Convert to fraction form
    1,331,731.43/1,999,018.69 = 573,946.86/x
  3. Step 3: Cross multiply
    1,331,731.43x = 1,999,018.69 × 573,946.86
  4. Step 4: Simplify right side
    1,331,731.43x = 1,147,330,509,496.72
  5. Step 5: Solve for x
    x = 1,147,330,509,496.72/1,331,731.43
  6. Step 6: Final answer
    x = 861,532.95

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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.