Home / 1,718,561.80-2,572,593.90-1,340,648.20

Finding the Fourth Proportional to 1,718,561.80, 2,572,593.90 and 1,340,648.20

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Solution

The fourth proportional to 1,718,561.80, 2,572,593.90 and 1,340,648.20 is: 2,006,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,561.80 : 2,572,593.90 = 1,340,648.20 : x
  2. Step 2: Convert to fraction form
    1,718,561.80/2,572,593.90 = 1,340,648.20/x
  3. Step 3: Cross multiply
    1,718,561.80x = 2,572,593.90 × 1,340,648.20
  4. Step 4: Simplify right side
    1,718,561.80x = 3,448,943,381,365.98
  5. Step 5: Solve for x
    x = 3,448,943,381,365.98/1,718,561.80
  6. Step 6: Final answer
    x = 2,006,877.72

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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.