Home / 3,812,257.40-5,718,386.10-3,280,816.40

Finding the Fourth Proportional to 3,812,257.40, 5,718,386.10 and 3,280,816.40

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Solution

The fourth proportional to 3,812,257.40, 5,718,386.10 and 3,280,816.40 is: 4,921,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,257.40 : 5,718,386.10 = 3,280,816.40 : x
  2. Step 2: Convert to fraction form
    3,812,257.40/5,718,386.10 = 3,280,816.40/x
  3. Step 3: Cross multiply
    3,812,257.40x = 5,718,386.10 × 3,280,816.40
  4. Step 4: Simplify right side
    3,812,257.40x = 18,760,974,898,412.04
  5. Step 5: Solve for x
    x = 18,760,974,898,412.04/3,812,257.40
  6. Step 6: Final answer
    x = 4,921,224.60

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Similar ratio
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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.