Home / 1,156,672.32-1,596,307.68-647,367.36

Finding the Fourth Proportional to 1,156,672.32, 1,596,307.68 and 647,367.36

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Solution

The fourth proportional to 1,156,672.32, 1,596,307.68 and 647,367.36 is: 893,422.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,672.32 : 1,596,307.68 = 647,367.36 : x
  2. Step 2: Convert to fraction form
    1,156,672.32/1,596,307.68 = 647,367.36/x
  3. Step 3: Cross multiply
    1,156,672.32x = 1,596,307.68 × 647,367.36
  4. Step 4: Simplify right side
    1,156,672.32x = 1,033,397,488,549.32
  5. Step 5: Solve for x
    x = 1,033,397,488,549.32/1,156,672.32
  6. Step 6: Final answer
    x = 893,422.86

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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.