Home / 1,458,438.60-2,187,657.90-954,553.80

Finding the Fourth Proportional to 1,458,438.60, 2,187,657.90 and 954,553.80

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Solution

The fourth proportional to 1,458,438.60, 2,187,657.90 and 954,553.80 is: 1,431,830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,438.60 : 2,187,657.90 = 954,553.80 : x
  2. Step 2: Convert to fraction form
    1,458,438.60/2,187,657.90 = 954,553.80/x
  3. Step 3: Cross multiply
    1,458,438.60x = 2,187,657.90 × 954,553.80
  4. Step 4: Simplify right side
    1,458,438.60x = 2,088,237,161,545.02
  5. Step 5: Solve for x
    x = 2,088,237,161,545.02/1,458,438.60
  6. Step 6: Final answer
    x = 1,431,830.70

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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.