Home / 1,213,414.11-1,675,117.73-754,676.57

Finding the Fourth Proportional to 1,213,414.11, 1,675,117.73 and 754,676.57

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Solution

The fourth proportional to 1,213,414.11, 1,675,117.73 and 754,676.57 is: 1,041,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,414.11 : 1,675,117.73 = 754,676.57 : x
  2. Step 2: Convert to fraction form
    1,213,414.11/1,675,117.73 = 754,676.57/x
  3. Step 3: Cross multiply
    1,213,414.11x = 1,675,117.73 × 754,676.57
  4. Step 4: Simplify right side
    1,213,414.11x = 1,264,172,090,673.61
  5. Step 5: Solve for x
    x = 1,264,172,090,673.61/1,213,414.11
  6. Step 6: Final answer
    x = 1,041,830.72

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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.