Home / 3,643,754.40-5,465,761.20-1,119,405.60

Finding the Fourth Proportional to 3,643,754.40, 5,465,761.20 and 1,119,405.60

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Solution

The fourth proportional to 3,643,754.40, 5,465,761.20 and 1,119,405.60 is: 1,679,148.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,754.40 : 5,465,761.20 = 1,119,405.60 : x
  2. Step 2: Convert to fraction form
    3,643,754.40/5,465,761.20 = 1,119,405.60/x
  3. Step 3: Cross multiply
    3,643,754.40x = 5,465,761.20 × 1,119,405.60
  4. Step 4: Simplify right side
    3,643,754.40x = 6,118,403,695,542.72
  5. Step 5: Solve for x
    x = 6,118,403,695,542.72/3,643,754.40
  6. Step 6: Final answer
    x = 1,679,148.21

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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.