Home / 3,050,703.78-4,211,943.33-1,890,381.30

Finding the Fourth Proportional to 3,050,703.78, 4,211,943.33 and 1,890,381.30

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Solution

The fourth proportional to 3,050,703.78, 4,211,943.33 and 1,890,381.30 is: 2,609,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050,703.78 : 4,211,943.33 = 1,890,381.30 : x
  2. Step 2: Convert to fraction form
    3,050,703.78/4,211,943.33 = 1,890,381.30/x
  3. Step 3: Cross multiply
    3,050,703.78x = 4,211,943.33 × 1,890,381.30
  4. Step 4: Simplify right side
    3,050,703.78x = 7,962,178,907,691.73
  5. Step 5: Solve for x
    x = 7,962,178,907,691.73/3,050,703.78
  6. Step 6: Final answer
    x = 2,609,948.22

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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.