Home / 1,690,071.31-2,533,335.50-624,433.69

Finding the Fourth Proportional to 1,690,071.31, 2,533,335.50 and 624,433.69

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Solution

The fourth proportional to 1,690,071.31, 2,533,335.50 and 624,433.69 is: 935,996.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,071.31 : 2,533,335.50 = 624,433.69 : x
  2. Step 2: Convert to fraction form
    1,690,071.31/2,533,335.50 = 624,433.69/x
  3. Step 3: Cross multiply
    1,690,071.31x = 2,533,335.50 × 624,433.69
  4. Step 4: Simplify right side
    1,690,071.31x = 1,581,900,034,273.00
  5. Step 5: Solve for x
    x = 1,581,900,034,273.00/1,690,071.31
  6. Step 6: Final answer
    x = 935,996.03

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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.