Home / 1,722,784.88-2,584,586.28-540,832.88

Finding the Fourth Proportional to 1,722,784.88, 2,584,586.28 and 540,832.88

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Solution

The fourth proportional to 1,722,784.88, 2,584,586.28 and 540,832.88 is: 811,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,784.88 : 2,584,586.28 = 540,832.88 : x
  2. Step 2: Convert to fraction form
    1,722,784.88/2,584,586.28 = 540,832.88/x
  3. Step 3: Cross multiply
    1,722,784.88x = 2,584,586.28 × 540,832.88
  4. Step 4: Simplify right side
    1,722,784.88x = 1,397,829,241,420.89
  5. Step 5: Solve for x
    x = 1,397,829,241,420.89/1,722,784.88
  6. Step 6: Final answer
    x = 811,377.70

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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.