Home / 5,130,060.48-7,694,863.92-1,343,459.52

Finding the Fourth Proportional to 5,130,060.48, 7,694,863.92 and 1,343,459.52

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Solution

The fourth proportional to 5,130,060.48, 7,694,863.92 and 1,343,459.52 is: 2,015,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,060.48 : 7,694,863.92 = 1,343,459.52 : x
  2. Step 2: Convert to fraction form
    5,130,060.48/7,694,863.92 = 1,343,459.52/x
  3. Step 3: Cross multiply
    5,130,060.48x = 7,694,863.92 × 1,343,459.52
  4. Step 4: Simplify right side
    5,130,060.48x = 10,337,738,188,428.52
  5. Step 5: Solve for x
    x = 10,337,738,188,428.52/5,130,060.48
  6. Step 6: Final answer
    x = 2,015,129.89

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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.