Home / 1,637,562.30-2,456,343.45-1,259,211.30

Finding the Fourth Proportional to 1,637,562.30, 2,456,343.45 and 1,259,211.30

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Solution

The fourth proportional to 1,637,562.30, 2,456,343.45 and 1,259,211.30 is: 1,888,816.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,562.30 : 2,456,343.45 = 1,259,211.30 : x
  2. Step 2: Convert to fraction form
    1,637,562.30/2,456,343.45 = 1,259,211.30/x
  3. Step 3: Cross multiply
    1,637,562.30x = 2,456,343.45 × 1,259,211.30
  4. Step 4: Simplify right side
    1,637,562.30x = 3,093,055,428,920.99
  5. Step 5: Solve for x
    x = 3,093,055,428,920.99/1,637,562.30
  6. Step 6: Final answer
    x = 1,888,816.95

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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.