Home / 1,302,515.64-1,797,506.64-729,543.24

Finding the Fourth Proportional to 1,302,515.64, 1,797,506.64 and 729,543.24

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Solution

The fourth proportional to 1,302,515.64, 1,797,506.64 and 729,543.24 is: 1,006,789.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,515.64 : 1,797,506.64 = 729,543.24 : x
  2. Step 2: Convert to fraction form
    1,302,515.64/1,797,506.64 = 729,543.24/x
  3. Step 3: Cross multiply
    1,302,515.64x = 1,797,506.64 × 729,543.24
  4. Step 4: Simplify right side
    1,302,515.64x = 1,311,358,818,067.11
  5. Step 5: Solve for x
    x = 1,311,358,818,067.11/1,302,515.64
  6. Step 6: Final answer
    x = 1,006,789.31

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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.