Home / 1,207,244.56-1,665,897.80-663,352.24

Finding the Fourth Proportional to 1,207,244.56, 1,665,897.80 and 663,352.24

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Solution

The fourth proportional to 1,207,244.56, 1,665,897.80 and 663,352.24 is: 915,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,244.56 : 1,665,897.80 = 663,352.24 : x
  2. Step 2: Convert to fraction form
    1,207,244.56/1,665,897.80 = 663,352.24/x
  3. Step 3: Cross multiply
    1,207,244.56x = 1,665,897.80 × 663,352.24
  4. Step 4: Simplify right side
    1,207,244.56x = 1,105,077,037,241.07
  5. Step 5: Solve for x
    x = 1,105,077,037,241.07/1,207,244.56
  6. Step 6: Final answer
    x = 915,371.31

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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.