Home / 1,871,378.16-2,580,162.12-1,561,727.04

Finding the Fourth Proportional to 1,871,378.16, 2,580,162.12 and 1,561,727.04

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Solution

The fourth proportional to 1,871,378.16, 2,580,162.12 and 1,561,727.04 is: 2,153,230.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,378.16 : 2,580,162.12 = 1,561,727.04 : x
  2. Step 2: Convert to fraction form
    1,871,378.16/2,580,162.12 = 1,561,727.04/x
  3. Step 3: Cross multiply
    1,871,378.16x = 2,580,162.12 × 1,561,727.04
  4. Step 4: Simplify right side
    1,871,378.16x = 4,029,508,950,387.73
  5. Step 5: Solve for x
    x = 4,029,508,950,387.73/1,871,378.16
  6. Step 6: Final answer
    x = 2,153,230.72

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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.