Home / 1,028,180.61-1,418,969.13-569,337.88

Finding the Fourth Proportional to 1,028,180.61, 1,418,969.13 and 569,337.88

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Solution

The fourth proportional to 1,028,180.61, 1,418,969.13 and 569,337.88 is: 785,730.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,180.61 : 1,418,969.13 = 569,337.88 : x
  2. Step 2: Convert to fraction form
    1,028,180.61/1,418,969.13 = 569,337.88/x
  3. Step 3: Cross multiply
    1,028,180.61x = 1,418,969.13 × 569,337.88
  4. Step 4: Simplify right side
    1,028,180.61x = 807,872,876,259.64
  5. Step 5: Solve for x
    x = 807,872,876,259.64/1,028,180.61
  6. Step 6: Final answer
    x = 785,730.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.