Home / 1,217,536.92-1,680,877.17-734,224.50

Finding the Fourth Proportional to 1,217,536.92, 1,680,877.17 and 734,224.50

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Solution

The fourth proportional to 1,217,536.92, 1,680,877.17 and 734,224.50 is: 1,013,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,536.92 : 1,680,877.17 = 734,224.50 : x
  2. Step 2: Convert to fraction form
    1,217,536.92/1,680,877.17 = 734,224.50/x
  3. Step 3: Cross multiply
    1,217,536.92x = 1,680,877.17 × 734,224.50
  4. Step 4: Simplify right side
    1,217,536.92x = 1,234,141,199,704.67
  5. Step 5: Solve for x
    x = 1,234,141,199,704.67/1,217,536.92
  6. Step 6: Final answer
    x = 1,013,637.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.