Home / 1,148,074.11-1,584,536.40-664,932.96

Finding the Fourth Proportional to 1,148,074.11, 1,584,536.40 and 664,932.96

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Solution

The fourth proportional to 1,148,074.11, 1,584,536.40 and 664,932.96 is: 917,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,074.11 : 1,584,536.40 = 664,932.96 : x
  2. Step 2: Convert to fraction form
    1,148,074.11/1,584,536.40 = 664,932.96/x
  3. Step 3: Cross multiply
    1,148,074.11x = 1,584,536.40 × 664,932.96
  4. Step 4: Simplify right side
    1,148,074.11x = 1,053,610,478,679.74
  5. Step 5: Solve for x
    x = 1,053,610,478,679.74/1,148,074.11
  6. Step 6: Final answer
    x = 917,719.92

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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.