Home / 915,733.80-1,373,600.70-880,741.80

Finding the Fourth Proportional to 915,733.80, 1,373,600.70 and 880,741.80

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Solution

The fourth proportional to 915,733.80, 1,373,600.70 and 880,741.80 is: 1,321,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,733.80 : 1,373,600.70 = 880,741.80 : x
  2. Step 2: Convert to fraction form
    915,733.80/1,373,600.70 = 880,741.80/x
  3. Step 3: Cross multiply
    915,733.80x = 1,373,600.70 × 880,741.80
  4. Step 4: Simplify right side
    915,733.80x = 1,209,787,552,999.26
  5. Step 5: Solve for x
    x = 1,209,787,552,999.26/915,733.80
  6. Step 6: Final answer
    x = 1,321,112.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.