Home / 2,006,120.70-3,009,545.55-657,908.10

Finding the Fourth Proportional to 2,006,120.70, 3,009,545.55 and 657,908.10

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Solution

The fourth proportional to 2,006,120.70, 3,009,545.55 and 657,908.10 is: 986,981.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,120.70 : 3,009,545.55 = 657,908.10 : x
  2. Step 2: Convert to fraction form
    2,006,120.70/3,009,545.55 = 657,908.10/x
  3. Step 3: Cross multiply
    2,006,120.70x = 3,009,545.55 × 657,908.10
  4. Step 4: Simplify right side
    2,006,120.70x = 1,980,004,394,663.95
  5. Step 5: Solve for x
    x = 1,980,004,394,663.95/2,006,120.70
  6. Step 6: Final answer
    x = 986,981.69

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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.