Home / 2,023,178.18-2,791,952.85-1,105,387.57

Finding the Fourth Proportional to 2,023,178.18, 2,791,952.85 and 1,105,387.57

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Solution

The fourth proportional to 2,023,178.18, 2,791,952.85 and 1,105,387.57 is: 1,525,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023,178.18 : 2,791,952.85 = 1,105,387.57 : x
  2. Step 2: Convert to fraction form
    2,023,178.18/2,791,952.85 = 1,105,387.57/x
  3. Step 3: Cross multiply
    2,023,178.18x = 2,791,952.85 × 1,105,387.57
  4. Step 4: Simplify right side
    2,023,178.18x = 3,086,189,969,436.19
  5. Step 5: Solve for x
    x = 3,086,189,969,436.19/2,023,178.18
  6. Step 6: Final answer
    x = 1,525,416.80

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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.