Home / 3,705,901.20-5,558,851.80-1,309,726.80

Finding the Fourth Proportional to 3,705,901.20, 5,558,851.80 and 1,309,726.80

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Solution

The fourth proportional to 3,705,901.20, 5,558,851.80 and 1,309,726.80 is: 1,964,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,901.20 : 5,558,851.80 = 1,309,726.80 : x
  2. Step 2: Convert to fraction form
    3,705,901.20/5,558,851.80 = 1,309,726.80/x
  3. Step 3: Cross multiply
    3,705,901.20x = 5,558,851.80 × 1,309,726.80
  4. Step 4: Simplify right side
    3,705,901.20x = 7,280,577,179,688.24
  5. Step 5: Solve for x
    x = 7,280,577,179,688.24/3,705,901.20
  6. Step 6: Final answer
    x = 1,964,590.20

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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.