Home / 1,248,689.30-1,723,191.24-675,729.44

Finding the Fourth Proportional to 1,248,689.30, 1,723,191.24 and 675,729.44

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Solution

The fourth proportional to 1,248,689.30, 1,723,191.24 and 675,729.44 is: 932,506.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,689.30 : 1,723,191.24 = 675,729.44 : x
  2. Step 2: Convert to fraction form
    1,248,689.30/1,723,191.24 = 675,729.44/x
  3. Step 3: Cross multiply
    1,248,689.30x = 1,723,191.24 × 675,729.44
  4. Step 4: Simplify right side
    1,248,689.30x = 1,164,411,051,618.11
  5. Step 5: Solve for x
    x = 1,164,411,051,618.11/1,248,689.30
  6. Step 6: Final answer
    x = 932,506.63

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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.