Home / 3,549,143.10-5,322,402.45-1,153,065.90

Finding the Fourth Proportional to 3,549,143.10, 5,322,402.45 and 1,153,065.90

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Solution

The fourth proportional to 3,549,143.10, 5,322,402.45 and 1,153,065.90 is: 1,729,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,143.10 : 5,322,402.45 = 1,153,065.90 : x
  2. Step 2: Convert to fraction form
    3,549,143.10/5,322,402.45 = 1,153,065.90/x
  3. Step 3: Cross multiply
    3,549,143.10x = 5,322,402.45 × 1,153,065.90
  4. Step 4: Simplify right side
    3,549,143.10x = 6,137,080,771,171.46
  5. Step 5: Solve for x
    x = 6,137,080,771,171.46/3,549,143.10
  6. Step 6: Final answer
    x = 1,729,172.53

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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.