Home / 2,695,243.20-4,042,929.60-802,046.40

Finding the Fourth Proportional to 2,695,243.20, 4,042,929.60 and 802,046.40

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Solution

The fourth proportional to 2,695,243.20, 4,042,929.60 and 802,046.40 is: 1,203,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,243.20 : 4,042,929.60 = 802,046.40 : x
  2. Step 2: Convert to fraction form
    2,695,243.20/4,042,929.60 = 802,046.40/x
  3. Step 3: Cross multiply
    2,695,243.20x = 4,042,929.60 × 802,046.40
  4. Step 4: Simplify right side
    2,695,243.20x = 3,242,617,131,133.44
  5. Step 5: Solve for x
    x = 3,242,617,131,133.44/2,695,243.20
  6. Step 6: Final answer
    x = 1,203,088.88

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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.