Home / 2,892,114.30-4,338,149.61-870,349.50

Finding the Fourth Proportional to 2,892,114.30, 4,338,149.61 and 870,349.50

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Solution

The fourth proportional to 2,892,114.30, 4,338,149.61 and 870,349.50 is: 1,305,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,114.30 : 4,338,149.61 = 870,349.50 : x
  2. Step 2: Convert to fraction form
    2,892,114.30/4,338,149.61 = 870,349.50/x
  3. Step 3: Cross multiply
    2,892,114.30x = 4,338,149.61 × 870,349.50
  4. Step 4: Simplify right side
    2,892,114.30x = 3,775,706,343,988.70
  5. Step 5: Solve for x
    x = 3,775,706,343,988.70/2,892,114.30
  6. Step 6: Final answer
    x = 1,305,517.68

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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.