Home / 2,125,653.04-3,187,786.20-705,327.76

Finding the Fourth Proportional to 2,125,653.04, 3,187,786.20 and 705,327.76

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Solution

The fourth proportional to 2,125,653.04, 3,187,786.20 and 705,327.76 is: 1,057,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,653.04 : 3,187,786.20 = 705,327.76 : x
  2. Step 2: Convert to fraction form
    2,125,653.04/3,187,786.20 = 705,327.76/x
  3. Step 3: Cross multiply
    2,125,653.04x = 3,187,786.20 × 705,327.76
  4. Step 4: Simplify right side
    2,125,653.04x = 2,248,434,099,804.91
  5. Step 5: Solve for x
    x = 2,248,434,099,804.91/2,125,653.04
  6. Step 6: Final answer
    x = 1,057,761.57

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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.