Home / 1,030,781.14-1,422,429.75-571,890.83

Finding the Fourth Proportional to 1,030,781.14, 1,422,429.75 and 571,890.83

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Solution

The fourth proportional to 1,030,781.14, 1,422,429.75 and 571,890.83 is: 789,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,781.14 : 1,422,429.75 = 571,890.83 : x
  2. Step 2: Convert to fraction form
    1,030,781.14/1,422,429.75 = 571,890.83/x
  3. Step 3: Cross multiply
    1,030,781.14x = 1,422,429.75 × 571,890.83
  4. Step 4: Simplify right side
    1,030,781.14x = 813,474,523,232.04
  5. Step 5: Solve for x
    x = 813,474,523,232.04/1,030,781.14
  6. Step 6: Final answer
    x = 789,182.59

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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.