Home / 3,098,312.51-4,275,586.01-1,721,620.67

Finding the Fourth Proportional to 3,098,312.51, 4,275,586.01 and 1,721,620.67

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Solution

The fourth proportional to 3,098,312.51, 4,275,586.01 and 1,721,620.67 is: 2,375,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,312.51 : 4,275,586.01 = 1,721,620.67 : x
  2. Step 2: Convert to fraction form
    3,098,312.51/4,275,586.01 = 1,721,620.67/x
  3. Step 3: Cross multiply
    3,098,312.51x = 4,275,586.01 × 1,721,620.67
  4. Step 4: Simplify right side
    3,098,312.51x = 7,360,937,234,104.95
  5. Step 5: Solve for x
    x = 7,360,937,234,104.95/3,098,312.51
  6. Step 6: Final answer
    x = 2,375,789.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.