Home / 3,278,503.69-4,524,335.10-1,920,376.69

Finding the Fourth Proportional to 3,278,503.69, 4,524,335.10 and 1,920,376.69

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Solution

The fourth proportional to 3,278,503.69, 4,524,335.10 and 1,920,376.69 is: 2,650,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,503.69 : 4,524,335.10 = 1,920,376.69 : x
  2. Step 2: Convert to fraction form
    3,278,503.69/4,524,335.10 = 1,920,376.69/x
  3. Step 3: Cross multiply
    3,278,503.69x = 4,524,335.10 × 1,920,376.69
  4. Step 4: Simplify right side
    3,278,503.69x = 8,688,427,652,477.98
  5. Step 5: Solve for x
    x = 8,688,427,652,477.98/3,278,503.69
  6. Step 6: Final answer
    x = 2,650,119.84

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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.