Home / 3,830,645.52-5,286,154.77-2,088,278.82

Finding the Fourth Proportional to 3,830,645.52, 5,286,154.77 and 2,088,278.82

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Solution

The fourth proportional to 3,830,645.52, 5,286,154.77 and 2,088,278.82 is: 2,881,750.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,645.52 : 5,286,154.77 = 2,088,278.82 : x
  2. Step 2: Convert to fraction form
    3,830,645.52/5,286,154.77 = 2,088,278.82/x
  3. Step 3: Cross multiply
    3,830,645.52x = 5,286,154.77 × 2,088,278.82
  4. Step 4: Simplify right side
    3,830,645.52x = 11,038,965,045,432.97
  5. Step 5: Solve for x
    x = 11,038,965,045,432.97/3,830,645.52
  6. Step 6: Final answer
    x = 2,881,750.61

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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.