Home / 1,247,545.26-1,721,611.23-674,584.07

Finding the Fourth Proportional to 1,247,545.26, 1,721,611.23 and 674,584.07

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Solution

The fourth proportional to 1,247,545.26, 1,721,611.23 and 674,584.07 is: 930,925.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,545.26 : 1,721,611.23 = 674,584.07 : x
  2. Step 2: Convert to fraction form
    1,247,545.26/1,721,611.23 = 674,584.07/x
  3. Step 3: Cross multiply
    1,247,545.26x = 1,721,611.23 × 674,584.07
  4. Step 4: Simplify right side
    1,247,545.26x = 1,161,371,499,353.36
  5. Step 5: Solve for x
    x = 1,161,371,499,353.36/1,247,545.26
  6. Step 6: Final answer
    x = 930,925.34

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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.