Home / 3,170,252.16-4,374,947.28-1,812,154.32

Finding the Fourth Proportional to 3,170,252.16, 4,374,947.28 and 1,812,154.32

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Solution

The fourth proportional to 3,170,252.16, 4,374,947.28 and 1,812,154.32 is: 2,500,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,252.16 : 4,374,947.28 = 1,812,154.32 : x
  2. Step 2: Convert to fraction form
    3,170,252.16/4,374,947.28 = 1,812,154.32/x
  3. Step 3: Cross multiply
    3,170,252.16x = 4,374,947.28 × 1,812,154.32
  4. Step 4: Simplify right side
    3,170,252.16x = 7,928,079,613,224.25
  5. Step 5: Solve for x
    x = 7,928,079,613,224.25/3,170,252.16
  6. Step 6: Final answer
    x = 2,500,772.56

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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.