Home / 1,554,402.90-2,331,932.40-489,552.60

Finding the Fourth Proportional to 1,554,402.90, 2,331,932.40 and 489,552.60

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Solution

The fourth proportional to 1,554,402.90, 2,331,932.40 and 489,552.60 is: 734,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,402.90 : 2,331,932.40 = 489,552.60 : x
  2. Step 2: Convert to fraction form
    1,554,402.90/2,331,932.40 = 489,552.60/x
  3. Step 3: Cross multiply
    1,554,402.90x = 2,331,932.40 × 489,552.60
  4. Step 4: Simplify right side
    1,554,402.90x = 1,141,603,569,444.24
  5. Step 5: Solve for x
    x = 1,141,603,569,444.24/1,554,402.90
  6. Step 6: Final answer
    x = 734,432.22

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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.