Home / 2,023,178.12-2,791,952.76-1,105,387.51

Finding the Fourth Proportional to 2,023,178.12, 2,791,952.76 and 1,105,387.51

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Solution

The fourth proportional to 2,023,178.12, 2,791,952.76 and 1,105,387.51 is: 1,525,416.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023,178.12 : 2,791,952.76 = 1,105,387.51 : x
  2. Step 2: Convert to fraction form
    2,023,178.12/2,791,952.76 = 1,105,387.51/x
  3. Step 3: Cross multiply
    2,023,178.12x = 2,791,952.76 × 1,105,387.51
  4. Step 4: Simplify right side
    2,023,178.12x = 3,086,189,695,454.26
  5. Step 5: Solve for x
    x = 3,086,189,695,454.26/2,023,178.12
  6. Step 6: Final answer
    x = 1,525,416.71

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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.