Home / 1,712,933.60-2,566,731.60-647,394.40

Finding the Fourth Proportional to 1,712,933.60, 2,566,731.60 and 647,394.40

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Solution

The fourth proportional to 1,712,933.60, 2,566,731.60 and 647,394.40 is: 970,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,933.60 : 2,566,731.60 = 647,394.40 : x
  2. Step 2: Convert to fraction form
    1,712,933.60/2,566,731.60 = 647,394.40/x
  3. Step 3: Cross multiply
    1,712,933.60x = 2,566,731.60 × 647,394.40
  4. Step 4: Simplify right side
    1,712,933.60x = 1,661,687,664,143.04
  5. Step 5: Solve for x
    x = 1,661,687,664,143.04/1,712,933.60
  6. Step 6: Final answer
    x = 970,082.94

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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.