Home / 1,425,505.29-1,967,197.19-852,545.45

Finding the Fourth Proportional to 1,425,505.29, 1,967,197.19 and 852,545.45

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Solution

The fourth proportional to 1,425,505.29, 1,967,197.19 and 852,545.45 is: 1,176,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,505.29 : 1,967,197.19 = 852,545.45 : x
  2. Step 2: Convert to fraction form
    1,425,505.29/1,967,197.19 = 852,545.45/x
  3. Step 3: Cross multiply
    1,425,505.29x = 1,967,197.19 × 852,545.45
  4. Step 4: Simplify right side
    1,425,505.29x = 1,677,125,003,751.30
  5. Step 5: Solve for x
    x = 1,677,125,003,751.30/1,425,505.29
  6. Step 6: Final answer
    x = 1,176,512.65

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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.