Home / 1,615,815.59-2,229,824.96-890,675.42

Finding the Fourth Proportional to 1,615,815.59, 2,229,824.96 and 890,675.42

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Solution

The fourth proportional to 1,615,815.59, 2,229,824.96 and 890,675.42 is: 1,229,131.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,815.59 : 2,229,824.96 = 890,675.42 : x
  2. Step 2: Convert to fraction form
    1,615,815.59/2,229,824.96 = 890,675.42/x
  3. Step 3: Cross multiply
    1,615,815.59x = 2,229,824.96 × 890,675.42
  4. Step 4: Simplify right side
    1,615,815.59x = 1,986,050,267,171.98
  5. Step 5: Solve for x
    x = 1,986,050,267,171.98/1,615,815.59
  6. Step 6: Final answer
    x = 1,229,131.77

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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.