Home / 1,651,242.60-2,474,531.10-1,221,424.20

Finding the Fourth Proportional to 1,651,242.60, 2,474,531.10 and 1,221,424.20

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Solution

The fourth proportional to 1,651,242.60, 2,474,531.10 and 1,221,424.20 is: 1,830,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,242.60 : 2,474,531.10 = 1,221,424.20 : x
  2. Step 2: Convert to fraction form
    1,651,242.60/2,474,531.10 = 1,221,424.20/x
  3. Step 3: Cross multiply
    1,651,242.60x = 2,474,531.10 × 1,221,424.20
  4. Step 4: Simplify right side
    1,651,242.60x = 3,022,452,169,192.62
  5. Step 5: Solve for x
    x = 3,022,452,169,192.62/1,651,242.60
  6. Step 6: Final answer
    x = 1,830,410.73

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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.