Home / 1,470,818.92-2,206,234.14-972,072.04

Finding the Fourth Proportional to 1,470,818.92, 2,206,234.14 and 972,072.04

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Solution

The fourth proportional to 1,470,818.92, 2,206,234.14 and 972,072.04 is: 1,458,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,818.92 : 2,206,234.14 = 972,072.04 : x
  2. Step 2: Convert to fraction form
    1,470,818.92/2,206,234.14 = 972,072.04/x
  3. Step 3: Cross multiply
    1,470,818.92x = 2,206,234.14 × 972,072.04
  4. Step 4: Simplify right side
    1,470,818.92x = 2,144,618,521,187.45
  5. Step 5: Solve for x
    x = 2,144,618,521,187.45/1,470,818.92
  6. Step 6: Final answer
    x = 1,458,111.87

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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.