Home / 3,126,309.84-4,687,015.02-1,234,467.36

Finding the Fourth Proportional to 3,126,309.84, 4,687,015.02 and 1,234,467.36

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Solution

The fourth proportional to 3,126,309.84, 4,687,015.02 and 1,234,467.36 is: 1,850,733.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,309.84 : 4,687,015.02 = 1,234,467.36 : x
  2. Step 2: Convert to fraction form
    3,126,309.84/4,687,015.02 = 1,234,467.36/x
  3. Step 3: Cross multiply
    3,126,309.84x = 4,687,015.02 × 1,234,467.36
  4. Step 4: Simplify right side
    3,126,309.84x = 5,785,967,058,019.75
  5. Step 5: Solve for x
    x = 5,785,967,058,019.75/3,126,309.84
  6. Step 6: Final answer
    x = 1,850,733.73

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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.