Home / 1,399,378.64-2,097,737.52-546,996.60

Finding the Fourth Proportional to 1,399,378.64, 2,097,737.52 and 546,996.60

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Solution

The fourth proportional to 1,399,378.64, 2,097,737.52 and 546,996.60 is: 819,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,378.64 : 2,097,737.52 = 546,996.60 : x
  2. Step 2: Convert to fraction form
    1,399,378.64/2,097,737.52 = 546,996.60/x
  3. Step 3: Cross multiply
    1,399,378.64x = 2,097,737.52 × 546,996.60
  4. Step 4: Simplify right side
    1,399,378.64x = 1,147,455,291,132.43
  5. Step 5: Solve for x
    x = 1,147,455,291,132.43/1,399,378.64
  6. Step 6: Final answer
    x = 819,974.85

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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.