Home / 1,797,753.66-2,696,538.75-660,428.61

Finding the Fourth Proportional to 1,797,753.66, 2,696,538.75 and 660,428.61

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Solution

The fourth proportional to 1,797,753.66, 2,696,538.75 and 660,428.61 is: 990,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,753.66 : 2,696,538.75 = 660,428.61 : x
  2. Step 2: Convert to fraction form
    1,797,753.66/2,696,538.75 = 660,428.61/x
  3. Step 3: Cross multiply
    1,797,753.66x = 2,696,538.75 × 660,428.61
  4. Step 4: Simplify right side
    1,797,753.66x = 1,780,871,338,473.64
  5. Step 5: Solve for x
    x = 1,780,871,338,473.64/1,797,753.66
  6. Step 6: Final answer
    x = 990,609.21

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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.