Home / 1,019,013.12-1,404,915.84-655,787.52

Finding the Fourth Proportional to 1,019,013.12, 1,404,915.84 and 655,787.52

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Solution

The fourth proportional to 1,019,013.12, 1,404,915.84 and 655,787.52 is: 904,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,013.12 : 1,404,915.84 = 655,787.52 : x
  2. Step 2: Convert to fraction form
    1,019,013.12/1,404,915.84 = 655,787.52/x
  3. Step 3: Cross multiply
    1,019,013.12x = 1,404,915.84 × 655,787.52
  4. Step 4: Simplify right side
    1,019,013.12x = 921,326,274,522.32
  5. Step 5: Solve for x
    x = 921,326,274,522.32/1,019,013.12
  6. Step 6: Final answer
    x = 904,135.83

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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.