Home / 1,720,225.57-2,580,373.90-625,972.88

Finding the Fourth Proportional to 1,720,225.57, 2,580,373.90 and 625,972.88

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Solution

The fourth proportional to 1,720,225.57, 2,580,373.90 and 625,972.88 is: 938,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,225.57 : 2,580,373.90 = 625,972.88 : x
  2. Step 2: Convert to fraction form
    1,720,225.57/2,580,373.90 = 625,972.88/x
  3. Step 3: Cross multiply
    1,720,225.57x = 2,580,373.90 × 625,972.88
  4. Step 4: Simplify right side
    1,720,225.57x = 1,615,244,081,659.83
  5. Step 5: Solve for x
    x = 1,615,244,081,659.83/1,720,225.57
  6. Step 6: Final answer
    x = 938,972.25

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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.