Home / 2,978,654.40-4,467,886.48-956,890.08

Finding the Fourth Proportional to 2,978,654.40, 4,467,886.48 and 956,890.08

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Solution

The fourth proportional to 2,978,654.40, 4,467,886.48 and 956,890.08 is: 1,435,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,654.40 : 4,467,886.48 = 956,890.08 : x
  2. Step 2: Convert to fraction form
    2,978,654.40/4,467,886.48 = 956,890.08/x
  3. Step 3: Cross multiply
    2,978,654.40x = 4,467,886.48 × 956,890.08
  4. Step 4: Simplify right side
    2,978,654.40x = 4,275,276,251,278.12
  5. Step 5: Solve for x
    x = 4,275,276,251,278.12/2,978,654.40
  6. Step 6: Final answer
    x = 1,435,304.56

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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.