Home / 1,554,105.83-2,331,045-489,452.36

Finding the Fourth Proportional to 1,554,105.83, 2,331,045 and 489,452.36

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Solution

The fourth proportional to 1,554,105.83, 2,331,045 and 489,452.36 is: 734,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,105.83 : 2,331,045 = 489,452.36 : x
  2. Step 2: Convert to fraction form
    1,554,105.83/2,331,045 = 489,452.36/x
  3. Step 3: Cross multiply
    1,554,105.83x = 2,331,045 × 489,452.36
  4. Step 4: Simplify right side
    1,554,105.83x = 1,140,935,464,860.97
  5. Step 5: Solve for x
    x = 1,140,935,464,860.97/1,554,105.83
  6. Step 6: Final answer
    x = 734,142.71

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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.