Home / 4,855,705.20-7,287,964.20-2,461,215.60

Finding the Fourth Proportional to 4,855,705.20, 7,287,964.20 and 2,461,215.60

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Solution

The fourth proportional to 4,855,705.20, 7,287,964.20 and 2,461,215.60 is: 3,694,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,705.20 : 7,287,964.20 = 2,461,215.60 : x
  2. Step 2: Convert to fraction form
    4,855,705.20/7,287,964.20 = 2,461,215.60/x
  3. Step 3: Cross multiply
    4,855,705.20x = 7,287,964.20 × 2,461,215.60
  4. Step 4: Simplify right side
    4,855,705.20x = 17,937,251,181,281.52
  5. Step 5: Solve for x
    x = 17,937,251,181,281.52/4,855,705.20
  6. Step 6: Final answer
    x = 3,694,056.88

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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.