Home / 1,610,882.80-2,416,669.80-489,065.20

Finding the Fourth Proportional to 1,610,882.80, 2,416,669.80 and 489,065.20

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Solution

The fourth proportional to 1,610,882.80, 2,416,669.80 and 489,065.20 is: 733,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,882.80 : 2,416,669.80 = 489,065.20 : x
  2. Step 2: Convert to fraction form
    1,610,882.80/2,416,669.80 = 489,065.20/x
  3. Step 3: Cross multiply
    1,610,882.80x = 2,416,669.80 × 489,065.20
  4. Step 4: Simplify right side
    1,610,882.80x = 1,181,909,099,070.96
  5. Step 5: Solve for x
    x = 1,181,909,099,070.96/1,610,882.80
  6. Step 6: Final answer
    x = 733,702.72

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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.