Home / 1,179,585.88-1,627,780.22-663,325.08

Finding the Fourth Proportional to 1,179,585.88, 1,627,780.22 and 663,325.08

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Solution

The fourth proportional to 1,179,585.88, 1,627,780.22 and 663,325.08 is: 915,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,585.88 : 1,627,780.22 = 663,325.08 : x
  2. Step 2: Convert to fraction form
    1,179,585.88/1,627,780.22 = 663,325.08/x
  3. Step 3: Cross multiply
    1,179,585.88x = 1,627,780.22 × 663,325.08
  4. Step 4: Simplify right side
    1,179,585.88x = 1,079,747,444,653.92
  5. Step 5: Solve for x
    x = 1,079,747,444,653.92/1,179,585.88
  6. Step 6: Final answer
    x = 915,361.45

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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.