Home / 2,012,385.52-2,777,486.16-1,153,520.80

Finding the Fourth Proportional to 2,012,385.52, 2,777,486.16 and 1,153,520.80

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Solution

The fourth proportional to 2,012,385.52, 2,777,486.16 and 1,153,520.80 is: 1,592,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,385.52 : 2,777,486.16 = 1,153,520.80 : x
  2. Step 2: Convert to fraction form
    2,012,385.52/2,777,486.16 = 1,153,520.80/x
  3. Step 3: Cross multiply
    2,012,385.52x = 2,777,486.16 × 1,153,520.80
  4. Step 4: Simplify right side
    2,012,385.52x = 3,203,888,057,272.13
  5. Step 5: Solve for x
    x = 3,203,888,057,272.13/2,012,385.52
  6. Step 6: Final answer
    x = 1,592,084.63

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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.