Home / 1,148,862.90-1,584,398.70-719,182.20

Finding the Fourth Proportional to 1,148,862.90, 1,584,398.70 and 719,182.20

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Solution

The fourth proportional to 1,148,862.90, 1,584,398.70 and 719,182.20 is: 991,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,862.90 : 1,584,398.70 = 719,182.20 : x
  2. Step 2: Convert to fraction form
    1,148,862.90/1,584,398.70 = 719,182.20/x
  3. Step 3: Cross multiply
    1,148,862.90x = 1,584,398.70 × 719,182.20
  4. Step 4: Simplify right side
    1,148,862.90x = 1,139,471,342,743.14
  5. Step 5: Solve for x
    x = 1,139,471,342,743.14/1,148,862.90
  6. Step 6: Final answer
    x = 991,825.35

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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.