Home / 1,687,967.56-2,532,173.64-550,330.12

Finding the Fourth Proportional to 1,687,967.56, 2,532,173.64 and 550,330.12

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Solution

The fourth proportional to 1,687,967.56, 2,532,173.64 and 550,330.12 is: 825,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,967.56 : 2,532,173.64 = 550,330.12 : x
  2. Step 2: Convert to fraction form
    1,687,967.56/2,532,173.64 = 550,330.12/x
  3. Step 3: Cross multiply
    1,687,967.56x = 2,532,173.64 × 550,330.12
  4. Step 4: Simplify right side
    1,687,967.56x = 1,393,531,423,162.04
  5. Step 5: Solve for x
    x = 1,393,531,423,162.04/1,687,967.56
  6. Step 6: Final answer
    x = 825,567.66

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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.