Home / 5,278,360.69-7,917,402.52-1,684,346.95

Finding the Fourth Proportional to 5,278,360.69, 7,917,402.52 and 1,684,346.95

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Solution

The fourth proportional to 5,278,360.69, 7,917,402.52 and 1,684,346.95 is: 2,526,476.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,360.69 : 7,917,402.52 = 1,684,346.95 : x
  2. Step 2: Convert to fraction form
    5,278,360.69/7,917,402.52 = 1,684,346.95/x
  3. Step 3: Cross multiply
    5,278,360.69x = 7,917,402.52 × 1,684,346.95
  4. Step 4: Simplify right side
    5,278,360.69x = 13,335,652,786,484.31
  5. Step 5: Solve for x
    x = 13,335,652,786,484.31/5,278,360.69
  6. Step 6: Final answer
    x = 2,526,476.22

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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.