Home / 4,214,228.16-6,322,348.32-1,374,342.72

Finding the Fourth Proportional to 4,214,228.16, 6,322,348.32 and 1,374,342.72

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Solution

The fourth proportional to 4,214,228.16, 6,322,348.32 and 1,374,342.72 is: 2,061,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214,228.16 : 6,322,348.32 = 1,374,342.72 : x
  2. Step 2: Convert to fraction form
    4,214,228.16/6,322,348.32 = 1,374,342.72/x
  3. Step 3: Cross multiply
    4,214,228.16x = 6,322,348.32 × 1,374,342.72
  4. Step 4: Simplify right side
    4,214,228.16x = 8,689,073,386,896.23
  5. Step 5: Solve for x
    x = 8,689,073,386,896.23/4,214,228.16
  6. Step 6: Final answer
    x = 2,061,842.18

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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.