Home / 5,159,417.70-7,739,301.50-1,372,904.22

Finding the Fourth Proportional to 5,159,417.70, 7,739,301.50 and 1,372,904.22

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Solution

The fourth proportional to 5,159,417.70, 7,739,301.50 and 1,372,904.22 is: 2,059,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,417.70 : 7,739,301.50 = 1,372,904.22 : x
  2. Step 2: Convert to fraction form
    5,159,417.70/7,739,301.50 = 1,372,904.22/x
  3. Step 3: Cross multiply
    5,159,417.70x = 7,739,301.50 × 1,372,904.22
  4. Step 4: Simplify right side
    5,159,417.70x = 10,625,319,689,202.33
  5. Step 5: Solve for x
    x = 10,625,319,689,202.33/5,159,417.70
  6. Step 6: Final answer
    x = 2,059,402.88

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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.