Home / 1,871,040.58-2,581,843.18-1,381,270.58

Finding the Fourth Proportional to 1,871,040.58, 2,581,843.18 and 1,381,270.58

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Solution

The fourth proportional to 1,871,040.58, 2,581,843.18 and 1,381,270.58 is: 1,906,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,040.58 : 2,581,843.18 = 1,381,270.58 : x
  2. Step 2: Convert to fraction form
    1,871,040.58/2,581,843.18 = 1,381,270.58/x
  3. Step 3: Cross multiply
    1,871,040.58x = 2,581,843.18 × 1,381,270.58
  4. Step 4: Simplify right side
    1,871,040.58x = 3,566,224,026,707.65
  5. Step 5: Solve for x
    x = 3,566,224,026,707.65/1,871,040.58
  6. Step 6: Final answer
    x = 1,906,011.05

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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.