Home / 3,259,620.89-4,890,432.51-1,555,938.17

Finding the Fourth Proportional to 3,259,620.89, 4,890,432.51 and 1,555,938.17

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Solution

The fourth proportional to 3,259,620.89, 4,890,432.51 and 1,555,938.17 is: 2,334,385.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,620.89 : 4,890,432.51 = 1,555,938.17 : x
  2. Step 2: Convert to fraction form
    3,259,620.89/4,890,432.51 = 1,555,938.17/x
  3. Step 3: Cross multiply
    3,259,620.89x = 4,890,432.51 × 1,555,938.17
  4. Step 4: Simplify right side
    3,259,620.89x = 7,609,210,610,117.91
  5. Step 5: Solve for x
    x = 7,609,210,610,117.91/3,259,620.89
  6. Step 6: Final answer
    x = 2,334,385.15

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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.