Home / 1,074,924.47-1,612,386.70-391,862.55

Finding the Fourth Proportional to 1,074,924.47, 1,612,386.70 and 391,862.55

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Solution

The fourth proportional to 1,074,924.47, 1,612,386.70 and 391,862.55 is: 587,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,924.47 : 1,612,386.70 = 391,862.55 : x
  2. Step 2: Convert to fraction form
    1,074,924.47/1,612,386.70 = 391,862.55/x
  3. Step 3: Cross multiply
    1,074,924.47x = 1,612,386.70 × 391,862.55
  4. Step 4: Simplify right side
    1,074,924.47x = 631,833,964,337.91
  5. Step 5: Solve for x
    x = 631,833,964,337.91/1,074,924.47
  6. Step 6: Final answer
    x = 587,793.82

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1.5x scale

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.