Home / 3,126,278.37-4,686,967.80-1,234,435.89

Finding the Fourth Proportional to 3,126,278.37, 4,686,967.80 and 1,234,435.89

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Solution

The fourth proportional to 3,126,278.37, 4,686,967.80 and 1,234,435.89 is: 1,850,686.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,278.37 : 4,686,967.80 = 1,234,435.89 : x
  2. Step 2: Convert to fraction form
    3,126,278.37/4,686,967.80 = 1,234,435.89/x
  3. Step 3: Cross multiply
    3,126,278.37x = 4,686,967.80 × 1,234,435.89
  4. Step 4: Simplify right side
    3,126,278.37x = 5,785,761,267,594.34
  5. Step 5: Solve for x
    x = 5,785,761,267,594.34/3,126,278.37
  6. Step 6: Final answer
    x = 1,850,686.53

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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.