Home / 3,319,313.97-4,580,166-1,868,720.61

Finding the Fourth Proportional to 3,319,313.97, 4,580,166 and 1,868,720.61

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Solution

The fourth proportional to 3,319,313.97, 4,580,166 and 1,868,720.61 is: 2,578,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,313.97 : 4,580,166 = 1,868,720.61 : x
  2. Step 2: Convert to fraction form
    3,319,313.97/4,580,166 = 1,868,720.61/x
  3. Step 3: Cross multiply
    3,319,313.97x = 4,580,166 × 1,868,720.61
  4. Step 4: Simplify right side
    3,319,313.97x = 8,559,050,601,421.26
  5. Step 5: Solve for x
    x = 8,559,050,601,421.26/3,319,313.97
  6. Step 6: Final answer
    x = 2,578,560.11

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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.