Home / 1,600,436.24-2,398,200.20-1,087,448.06

Finding the Fourth Proportional to 1,600,436.24, 2,398,200.20 and 1,087,448.06

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Solution

The fourth proportional to 1,600,436.24, 2,398,200.20 and 1,087,448.06 is: 1,629,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,436.24 : 2,398,200.20 = 1,087,448.06 : x
  2. Step 2: Convert to fraction form
    1,600,436.24/2,398,200.20 = 1,087,448.06/x
  3. Step 3: Cross multiply
    1,600,436.24x = 2,398,200.20 × 1,087,448.06
  4. Step 4: Simplify right side
    1,600,436.24x = 2,607,918,154,981.61
  5. Step 5: Solve for x
    x = 2,607,918,154,981.61/1,600,436.24
  6. Step 6: Final answer
    x = 1,629,504.56

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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.