Home / 2,206,340.32-3,308,693.04-786,019.36

Finding the Fourth Proportional to 2,206,340.32, 3,308,693.04 and 786,019.36

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Solution

The fourth proportional to 2,206,340.32, 3,308,693.04 and 786,019.36 is: 1,178,737.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,340.32 : 3,308,693.04 = 786,019.36 : x
  2. Step 2: Convert to fraction form
    2,206,340.32/3,308,693.04 = 786,019.36/x
  3. Step 3: Cross multiply
    2,206,340.32x = 3,308,693.04 × 786,019.36
  4. Step 4: Simplify right side
    2,206,340.32x = 2,600,696,785,737.25
  5. Step 5: Solve for x
    x = 2,600,696,785,737.25/2,206,340.32
  6. Step 6: Final answer
    x = 1,178,737.82

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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.