Home / 2,876,470.89-4,313,585.04-1,078,373.25

Finding the Fourth Proportional to 2,876,470.89, 4,313,585.04 and 1,078,373.25

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Solution

The fourth proportional to 2,876,470.89, 4,313,585.04 and 1,078,373.25 is: 1,617,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,470.89 : 4,313,585.04 = 1,078,373.25 : x
  2. Step 2: Convert to fraction form
    2,876,470.89/4,313,585.04 = 1,078,373.25/x
  3. Step 3: Cross multiply
    2,876,470.89x = 4,313,585.04 × 1,078,373.25
  4. Step 4: Simplify right side
    2,876,470.89x = 4,651,654,714,692.28
  5. Step 5: Solve for x
    x = 4,651,654,714,692.28/2,876,470.89
  6. Step 6: Final answer
    x = 1,617,139.51

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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.