Home / 2,071,484.40-3,105,959.40-807,855.60

Finding the Fourth Proportional to 2,071,484.40, 3,105,959.40 and 807,855.60

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Solution

The fourth proportional to 2,071,484.40, 3,105,959.40 and 807,855.60 is: 1,211,289.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,484.40 : 3,105,959.40 = 807,855.60 : x
  2. Step 2: Convert to fraction form
    2,071,484.40/3,105,959.40 = 807,855.60/x
  3. Step 3: Cross multiply
    2,071,484.40x = 3,105,959.40 × 807,855.60
  4. Step 4: Simplify right side
    2,071,484.40x = 2,509,166,694,662.64
  5. Step 5: Solve for x
    x = 2,509,166,694,662.64/2,071,484.40
  6. Step 6: Final answer
    x = 1,211,289.21

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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.