Home / 2,487,879.20-3,732,279.60-805,037.60

Finding the Fourth Proportional to 2,487,879.20, 3,732,279.60 and 805,037.60

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Solution

The fourth proportional to 2,487,879.20, 3,732,279.60 and 805,037.60 is: 1,207,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,879.20 : 3,732,279.60 = 805,037.60 : x
  2. Step 2: Convert to fraction form
    2,487,879.20/3,732,279.60 = 805,037.60/x
  3. Step 3: Cross multiply
    2,487,879.20x = 3,732,279.60 × 805,037.60
  4. Step 4: Simplify right side
    2,487,879.20x = 3,004,625,411,712.96
  5. Step 5: Solve for x
    x = 3,004,625,411,712.96/2,487,879.20
  6. Step 6: Final answer
    x = 1,207,705.51

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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.