Home / 1,213,951.56-1,675,252.90-670,087.21

Finding the Fourth Proportional to 1,213,951.56, 1,675,252.90 and 670,087.21

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Solution

The fourth proportional to 1,213,951.56, 1,675,252.90 and 670,087.21 is: 924,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,951.56 : 1,675,252.90 = 670,087.21 : x
  2. Step 2: Convert to fraction form
    1,213,951.56/1,675,252.90 = 670,087.21/x
  3. Step 3: Cross multiply
    1,213,951.56x = 1,675,252.90 × 670,087.21
  4. Step 4: Simplify right side
    1,213,951.56x = 1,122,565,544,737.08
  5. Step 5: Solve for x
    x = 1,122,565,544,737.08/1,213,951.56
  6. Step 6: Final answer
    x = 924,720.21

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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.