Home / 3,040,875.20-4,561,312.64-1,399,386.70

Finding the Fourth Proportional to 3,040,875.20, 4,561,312.64 and 1,399,386.70

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Solution

The fourth proportional to 3,040,875.20, 4,561,312.64 and 1,399,386.70 is: 2,099,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,875.20 : 4,561,312.64 = 1,399,386.70 : x
  2. Step 2: Convert to fraction form
    3,040,875.20/4,561,312.64 = 1,399,386.70/x
  3. Step 3: Cross multiply
    3,040,875.20x = 4,561,312.64 × 1,399,386.70
  4. Step 4: Simplify right side
    3,040,875.20x = 6,383,040,242,957.89
  5. Step 5: Solve for x
    x = 6,383,040,242,957.89/3,040,875.20
  6. Step 6: Final answer
    x = 2,099,079.98

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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.