Home / 3,159,113.20-4,738,669.80-1,029,169.60

Finding the Fourth Proportional to 3,159,113.20, 4,738,669.80 and 1,029,169.60

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Solution

The fourth proportional to 3,159,113.20, 4,738,669.80 and 1,029,169.60 is: 1,543,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,113.20 : 4,738,669.80 = 1,029,169.60 : x
  2. Step 2: Convert to fraction form
    3,159,113.20/4,738,669.80 = 1,029,169.60/x
  3. Step 3: Cross multiply
    3,159,113.20x = 4,738,669.80 × 1,029,169.60
  4. Step 4: Simplify right side
    3,159,113.20x = 4,876,894,902,598.08
  5. Step 5: Solve for x
    x = 4,876,894,902,598.08/3,159,113.20
  6. Step 6: Final answer
    x = 1,543,754.40

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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.