Home / 1,282,281.30-1,769,394.02-738,593.91

Finding the Fourth Proportional to 1,282,281.30, 1,769,394.02 and 738,593.91

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Solution

The fourth proportional to 1,282,281.30, 1,769,394.02 and 738,593.91 is: 1,019,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,281.30 : 1,769,394.02 = 738,593.91 : x
  2. Step 2: Convert to fraction form
    1,282,281.30/1,769,394.02 = 738,593.91/x
  3. Step 3: Cross multiply
    1,282,281.30x = 1,769,394.02 × 738,593.91
  4. Step 4: Simplify right side
    1,282,281.30x = 1,306,863,643,869.45
  5. Step 5: Solve for x
    x = 1,306,863,643,869.45/1,282,281.30
  6. Step 6: Final answer
    x = 1,019,170.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.