Home / 2,255,091.45-3,383,134.71-657,779.55

Finding the Fourth Proportional to 2,255,091.45, 3,383,134.71 and 657,779.55

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Solution

The fourth proportional to 2,255,091.45, 3,383,134.71 and 657,779.55 is: 986,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,091.45 : 3,383,134.71 = 657,779.55 : x
  2. Step 2: Convert to fraction form
    2,255,091.45/3,383,134.71 = 657,779.55/x
  3. Step 3: Cross multiply
    2,255,091.45x = 3,383,134.71 × 657,779.55
  4. Step 4: Simplify right side
    2,255,091.45x = 2,225,356,815,679.76
  5. Step 5: Solve for x
    x = 2,225,356,815,679.76/2,255,091.45
  6. Step 6: Final answer
    x = 986,814.45

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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.