Home / 1,867,432.42-2,577,166.59-1,142,419.11

Finding the Fourth Proportional to 1,867,432.42, 2,577,166.59 and 1,142,419.11

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Solution

The fourth proportional to 1,867,432.42, 2,577,166.59 and 1,142,419.11 is: 1,576,605.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,432.42 : 2,577,166.59 = 1,142,419.11 : x
  2. Step 2: Convert to fraction form
    1,867,432.42/2,577,166.59 = 1,142,419.11/x
  3. Step 3: Cross multiply
    1,867,432.42x = 2,577,166.59 × 1,142,419.11
  4. Step 4: Simplify right side
    1,867,432.42x = 2,944,204,350,263.12
  5. Step 5: Solve for x
    x = 2,944,204,350,263.12/1,867,432.42
  6. Step 6: Final answer
    x = 1,576,605.57

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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.