Home / 3,381,848.56-5,071,298.28-1,279,126

Finding the Fourth Proportional to 3,381,848.56, 5,071,298.28 and 1,279,126

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Solution

The fourth proportional to 3,381,848.56, 5,071,298.28 and 1,279,126 is: 1,918,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,848.56 : 5,071,298.28 = 1,279,126 : x
  2. Step 2: Convert to fraction form
    3,381,848.56/5,071,298.28 = 1,279,126/x
  3. Step 3: Cross multiply
    3,381,848.56x = 5,071,298.28 × 1,279,126
  4. Step 4: Simplify right side
    3,381,848.56x = 6,486,829,483,703.28
  5. Step 5: Solve for x
    x = 6,486,829,483,703.28/3,381,848.56
  6. Step 6: Final answer
    x = 1,918,131.27

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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.