Home / 5,311,859.50-7,330,366.11-2,897,411.50

Finding the Fourth Proportional to 5,311,859.50, 7,330,366.11 and 2,897,411.50

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Solution

The fourth proportional to 5,311,859.50, 7,330,366.11 and 2,897,411.50 is: 3,998,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311,859.50 : 7,330,366.11 = 2,897,411.50 : x
  2. Step 2: Convert to fraction form
    5,311,859.50/7,330,366.11 = 2,897,411.50/x
  3. Step 3: Cross multiply
    5,311,859.50x = 7,330,366.11 × 2,897,411.50
  4. Step 4: Simplify right side
    5,311,859.50x = 21,239,087,066,324.27
  5. Step 5: Solve for x
    x = 21,239,087,066,324.27/5,311,859.50
  6. Step 6: Final answer
    x = 3,998,427.87

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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.