Home / 2,487,296.80-3,730,023.60-804,455.20

Finding the Fourth Proportional to 2,487,296.80, 3,730,023.60 and 804,455.20

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Solution

The fourth proportional to 2,487,296.80, 3,730,023.60 and 804,455.20 is: 1,206,384.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,296.80 : 3,730,023.60 = 804,455.20 : x
  2. Step 2: Convert to fraction form
    2,487,296.80/3,730,023.60 = 804,455.20/x
  3. Step 3: Cross multiply
    2,487,296.80x = 3,730,023.60 × 804,455.20
  4. Step 4: Simplify right side
    2,487,296.80x = 3,000,636,881,142.72
  5. Step 5: Solve for x
    x = 3,000,636,881,142.72/2,487,296.80
  6. Step 6: Final answer
    x = 1,206,384.73

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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.