Home / 1,500,557.10-2,251,193.76-489,680.94

Finding the Fourth Proportional to 1,500,557.10, 2,251,193.76 and 489,680.94

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Solution

The fourth proportional to 1,500,557.10, 2,251,193.76 and 489,680.94 is: 734,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,557.10 : 2,251,193.76 = 489,680.94 : x
  2. Step 2: Convert to fraction form
    1,500,557.10/2,251,193.76 = 489,680.94/x
  3. Step 3: Cross multiply
    1,500,557.10x = 2,251,193.76 × 489,680.94
  4. Step 4: Simplify right side
    1,500,557.10x = 1,102,366,676,518.93
  5. Step 5: Solve for x
    x = 1,102,366,676,518.93/1,500,557.10
  6. Step 6: Final answer
    x = 734,638.27

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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.