Home / 2,871,834.83-3,963,132.12-1,582,675.21

Finding the Fourth Proportional to 2,871,834.83, 3,963,132.12 and 1,582,675.21

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Solution

The fourth proportional to 2,871,834.83, 3,963,132.12 and 1,582,675.21 is: 2,184,091.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,834.83 : 3,963,132.12 = 1,582,675.21 : x
  2. Step 2: Convert to fraction form
    2,871,834.83/3,963,132.12 = 1,582,675.21/x
  3. Step 3: Cross multiply
    2,871,834.83x = 3,963,132.12 × 1,582,675.21
  4. Step 4: Simplify right side
    2,871,834.83x = 6,272,350,960,278.75
  5. Step 5: Solve for x
    x = 6,272,350,960,278.75/2,871,834.83
  6. Step 6: Final answer
    x = 2,184,091.82

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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.