Home / 2,871,423.75-4,307,219.16-1,073,964.30

Finding the Fourth Proportional to 2,871,423.75, 4,307,219.16 and 1,073,964.30

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Solution

The fourth proportional to 2,871,423.75, 4,307,219.16 and 1,073,964.30 is: 1,610,977.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,423.75 : 4,307,219.16 = 1,073,964.30 : x
  2. Step 2: Convert to fraction form
    2,871,423.75/4,307,219.16 = 1,073,964.30/x
  3. Step 3: Cross multiply
    2,871,423.75x = 4,307,219.16 × 1,073,964.30
  4. Step 4: Simplify right side
    2,871,423.75x = 4,625,799,610,115.99
  5. Step 5: Solve for x
    x = 4,625,799,610,115.99/2,871,423.75
  6. Step 6: Final answer
    x = 1,610,977.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.