Home / 1,941,512.10-2,912,268.15-878,630.10

Finding the Fourth Proportional to 1,941,512.10, 2,912,268.15 and 878,630.10

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Solution

The fourth proportional to 1,941,512.10, 2,912,268.15 and 878,630.10 is: 1,317,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,512.10 : 2,912,268.15 = 878,630.10 : x
  2. Step 2: Convert to fraction form
    1,941,512.10/2,912,268.15 = 878,630.10/x
  3. Step 3: Cross multiply
    1,941,512.10x = 2,912,268.15 × 878,630.10
  4. Step 4: Simplify right side
    1,941,512.10x = 2,558,806,455,861.32
  5. Step 5: Solve for x
    x = 2,558,806,455,861.32/1,941,512.10
  6. Step 6: Final answer
    x = 1,317,945.15

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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.