Home / 1,943,888.28-2,915,500.10-523,612.20

Finding the Fourth Proportional to 1,943,888.28, 2,915,500.10 and 523,612.20

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Solution

The fourth proportional to 1,943,888.28, 2,915,500.10 and 523,612.20 is: 785,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,888.28 : 2,915,500.10 = 523,612.20 : x
  2. Step 2: Convert to fraction form
    1,943,888.28/2,915,500.10 = 523,612.20/x
  3. Step 3: Cross multiply
    1,943,888.28x = 2,915,500.10 × 523,612.20
  4. Step 4: Simplify right side
    1,943,888.28x = 1,526,591,418,843.16
  5. Step 5: Solve for x
    x = 1,526,591,418,843.16/1,943,888.28
  6. Step 6: Final answer
    x = 785,328.78

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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.