Home / 3,439,731.69-5,160,218.11-1,416,871.51

Finding the Fourth Proportional to 3,439,731.69, 5,160,218.11 and 1,416,871.51

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Solution

The fourth proportional to 3,439,731.69, 5,160,218.11 and 1,416,871.51 is: 2,125,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,731.69 : 5,160,218.11 = 1,416,871.51 : x
  2. Step 2: Convert to fraction form
    3,439,731.69/5,160,218.11 = 1,416,871.51/x
  3. Step 3: Cross multiply
    3,439,731.69x = 5,160,218.11 × 1,416,871.51
  4. Step 4: Simplify right side
    3,439,731.69x = 7,311,366,009,002.32
  5. Step 5: Solve for x
    x = 7,311,366,009,002.32/3,439,731.69
  6. Step 6: Final answer
    x = 2,125,562.88

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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.