Home / 1,123,672.66-1,549,634.14-736,347.40

Finding the Fourth Proportional to 1,123,672.66, 1,549,634.14 and 736,347.40

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Solution

The fourth proportional to 1,123,672.66, 1,549,634.14 and 736,347.40 is: 1,015,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,672.66 : 1,549,634.14 = 736,347.40 : x
  2. Step 2: Convert to fraction form
    1,123,672.66/1,549,634.14 = 736,347.40/x
  3. Step 3: Cross multiply
    1,123,672.66x = 1,549,634.14 × 736,347.40
  4. Step 4: Simplify right side
    1,123,672.66x = 1,141,069,069,940.24
  5. Step 5: Solve for x
    x = 1,141,069,069,940.24/1,123,672.66
  6. Step 6: Final answer
    x = 1,015,481.74

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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.