Home / 3,144,545.70-4,340,233.56-2,931,794.34

Finding the Fourth Proportional to 3,144,545.70, 4,340,233.56 and 2,931,794.34

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Solution

The fourth proportional to 3,144,545.70, 4,340,233.56 and 2,931,794.34 is: 4,046,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,545.70 : 4,340,233.56 = 2,931,794.34 : x
  2. Step 2: Convert to fraction form
    3,144,545.70/4,340,233.56 = 2,931,794.34/x
  3. Step 3: Cross multiply
    3,144,545.70x = 4,340,233.56 × 2,931,794.34
  4. Step 4: Simplify right side
    3,144,545.70x = 12,724,672,185,486.05
  5. Step 5: Solve for x
    x = 12,724,672,185,486.05/3,144,545.70
  6. Step 6: Final answer
    x = 4,046,585.23

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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.