Home / 2,133,502.20-3,192,380.10-1,944,545.40

Finding the Fourth Proportional to 2,133,502.20, 3,192,380.10 and 1,944,545.40

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Solution

The fourth proportional to 2,133,502.20, 3,192,380.10 and 1,944,545.40 is: 2,909,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,502.20 : 3,192,380.10 = 1,944,545.40 : x
  2. Step 2: Convert to fraction form
    2,133,502.20/3,192,380.10 = 1,944,545.40/x
  3. Step 3: Cross multiply
    2,133,502.20x = 3,192,380.10 × 1,944,545.40
  4. Step 4: Simplify right side
    2,133,502.20x = 6,207,728,038,506.54
  5. Step 5: Solve for x
    x = 6,207,728,038,506.54/2,133,502.20
  6. Step 6: Final answer
    x = 2,909,642.20

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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.