Home / 1,976,384.57-2,727,418.02-1,149,656.49

Finding the Fourth Proportional to 1,976,384.57, 2,727,418.02 and 1,149,656.49

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Solution

The fourth proportional to 1,976,384.57, 2,727,418.02 and 1,149,656.49 is: 1,586,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,384.57 : 2,727,418.02 = 1,149,656.49 : x
  2. Step 2: Convert to fraction form
    1,976,384.57/2,727,418.02 = 1,149,656.49/x
  3. Step 3: Cross multiply
    1,976,384.57x = 2,727,418.02 × 1,149,656.49
  4. Step 4: Simplify right side
    1,976,384.57x = 3,135,593,827,635.95
  5. Step 5: Solve for x
    x = 3,135,593,827,635.95/1,976,384.57
  6. Step 6: Final answer
    x = 1,586,530.21

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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.