Home / 2,154,616.42-2,969,625.36-1,572,882.52

Finding the Fourth Proportional to 2,154,616.42, 2,969,625.36 and 1,572,882.52

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Solution

The fourth proportional to 2,154,616.42, 2,969,625.36 and 1,572,882.52 is: 2,167,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,616.42 : 2,969,625.36 = 1,572,882.52 : x
  2. Step 2: Convert to fraction form
    2,154,616.42/2,969,625.36 = 1,572,882.52/x
  3. Step 3: Cross multiply
    2,154,616.42x = 2,969,625.36 × 1,572,882.52
  4. Step 4: Simplify right side
    2,154,616.42x = 4,670,871,819,692.71
  5. Step 5: Solve for x
    x = 4,670,871,819,692.71/2,154,616.42
  6. Step 6: Final answer
    x = 2,167,843.79

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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.