Home / 1,330,715.72-1,836,385.88-757,755.88

Finding the Fourth Proportional to 1,330,715.72, 1,836,385.88 and 757,755.88

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Solution

The fourth proportional to 1,330,715.72, 1,836,385.88 and 757,755.88 is: 1,045,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,715.72 : 1,836,385.88 = 757,755.88 : x
  2. Step 2: Convert to fraction form
    1,330,715.72/1,836,385.88 = 757,755.88/x
  3. Step 3: Cross multiply
    1,330,715.72x = 1,836,385.88 × 757,755.88
  4. Step 4: Simplify right side
    1,330,715.72x = 1,391,532,198,518.97
  5. Step 5: Solve for x
    x = 1,391,532,198,518.97/1,330,715.72
  6. Step 6: Final answer
    x = 1,045,702.08

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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.