Home / 2,872,923.80-3,964,646.82-1,583,735.90

Finding the Fourth Proportional to 2,872,923.80, 3,964,646.82 and 1,583,735.90

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Solution

The fourth proportional to 2,872,923.80, 3,964,646.82 and 1,583,735.90 is: 2,185,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,923.80 : 3,964,646.82 = 1,583,735.90 : x
  2. Step 2: Convert to fraction form
    2,872,923.80/3,964,646.82 = 1,583,735.90/x
  3. Step 3: Cross multiply
    2,872,923.80x = 3,964,646.82 × 1,583,735.90
  4. Step 4: Simplify right side
    2,872,923.80x = 6,278,953,499,654.84
  5. Step 5: Solve for x
    x = 6,278,953,499,654.84/2,872,923.80
  6. Step 6: Final answer
    x = 2,185,562.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.