Home / 2,270,552.85-3,133,426.02-1,387,645.05

Finding the Fourth Proportional to 2,270,552.85, 3,133,426.02 and 1,387,645.05

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Solution

The fourth proportional to 2,270,552.85, 3,133,426.02 and 1,387,645.05 is: 1,914,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,552.85 : 3,133,426.02 = 1,387,645.05 : x
  2. Step 2: Convert to fraction form
    2,270,552.85/3,133,426.02 = 1,387,645.05/x
  3. Step 3: Cross multiply
    2,270,552.85x = 3,133,426.02 × 1,387,645.05
  4. Step 4: Simplify right side
    2,270,552.85x = 4,348,083,106,194.20
  5. Step 5: Solve for x
    x = 4,348,083,106,194.20/2,270,552.85
  6. Step 6: Final answer
    x = 1,914,988.72

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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.