Home / 6,386,987.70-9,580,481.55-1,899,263.70

Finding the Fourth Proportional to 6,386,987.70, 9,580,481.55 and 1,899,263.70

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Solution

The fourth proportional to 6,386,987.70, 9,580,481.55 and 1,899,263.70 is: 2,848,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,987.70 : 9,580,481.55 = 1,899,263.70 : x
  2. Step 2: Convert to fraction form
    6,386,987.70/9,580,481.55 = 1,899,263.70/x
  3. Step 3: Cross multiply
    6,386,987.70x = 9,580,481.55 × 1,899,263.70
  4. Step 4: Simplify right side
    6,386,987.70x = 18,195,860,836,434.73
  5. Step 5: Solve for x
    x = 18,195,860,836,434.73/6,386,987.70
  6. Step 6: Final answer
    x = 2,848,895.55

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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.