Home / 1,195,753.76-1,793,637.12-354,312.80

Finding the Fourth Proportional to 1,195,753.76, 1,793,637.12 and 354,312.80

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Solution

The fourth proportional to 1,195,753.76, 1,793,637.12 and 354,312.80 is: 531,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,753.76 : 1,793,637.12 = 354,312.80 : x
  2. Step 2: Convert to fraction form
    1,195,753.76/1,793,637.12 = 354,312.80/x
  3. Step 3: Cross multiply
    1,195,753.76x = 1,793,637.12 × 354,312.80
  4. Step 4: Simplify right side
    1,195,753.76x = 635,508,590,171.14
  5. Step 5: Solve for x
    x = 635,508,590,171.14/1,195,753.76
  6. Step 6: Final answer
    x = 531,471.12

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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.