Home / 2,207,760.30-3,312,009.20-691,141.41

Finding the Fourth Proportional to 2,207,760.30, 3,312,009.20 and 691,141.41

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Solution

The fourth proportional to 2,207,760.30, 3,312,009.20 and 691,141.41 is: 1,036,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,760.30 : 3,312,009.20 = 691,141.41 : x
  2. Step 2: Convert to fraction form
    2,207,760.30/3,312,009.20 = 691,141.41/x
  3. Step 3: Cross multiply
    2,207,760.30x = 3,312,009.20 × 691,141.41
  4. Step 4: Simplify right side
    2,207,760.30x = 2,289,066,710,148.83
  5. Step 5: Solve for x
    x = 2,289,066,710,148.83/2,207,760.30
  6. Step 6: Final answer
    x = 1,036,827.55

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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.