Home / 3,102,363.27-4,279,862.07-1,812,623.76

Finding the Fourth Proportional to 3,102,363.27, 4,279,862.07 and 1,812,623.76

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Solution

The fourth proportional to 3,102,363.27, 4,279,862.07 and 1,812,623.76 is: 2,500,603.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,363.27 : 4,279,862.07 = 1,812,623.76 : x
  2. Step 2: Convert to fraction form
    3,102,363.27/4,279,862.07 = 1,812,623.76/x
  3. Step 3: Cross multiply
    3,102,363.27x = 4,279,862.07 × 1,812,623.76
  4. Step 4: Simplify right side
    3,102,363.27x = 7,757,779,677,604.78
  5. Step 5: Solve for x
    x = 7,757,779,677,604.78/3,102,363.27
  6. Step 6: Final answer
    x = 2,500,603.25

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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.