Home / 3,435,331.70-5,154,965.85-1,306,943.30

Finding the Fourth Proportional to 3,435,331.70, 5,154,965.85 and 1,306,943.30

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Solution

The fourth proportional to 3,435,331.70, 5,154,965.85 and 1,306,943.30 is: 1,961,163.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,331.70 : 5,154,965.85 = 1,306,943.30 : x
  2. Step 2: Convert to fraction form
    3,435,331.70/5,154,965.85 = 1,306,943.30/x
  3. Step 3: Cross multiply
    3,435,331.70x = 5,154,965.85 × 1,306,943.30
  4. Step 4: Simplify right side
    3,435,331.70x = 6,737,248,079,386.31
  5. Step 5: Solve for x
    x = 6,737,248,079,386.31/3,435,331.70
  6. Step 6: Final answer
    x = 1,961,163.77

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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.