Home / 1,361,478.72-2,042,062.56-364,284.48

Finding the Fourth Proportional to 1,361,478.72, 2,042,062.56 and 364,284.48

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Solution

The fourth proportional to 1,361,478.72, 2,042,062.56 and 364,284.48 is: 546,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,478.72 : 2,042,062.56 = 364,284.48 : x
  2. Step 2: Convert to fraction form
    1,361,478.72/2,042,062.56 = 364,284.48/x
  3. Step 3: Cross multiply
    1,361,478.72x = 2,042,062.56 × 364,284.48
  4. Step 4: Simplify right side
    1,361,478.72x = 743,891,697,797.07
  5. Step 5: Solve for x
    x = 743,891,697,797.07/1,361,478.72
  6. Step 6: Final answer
    x = 546,385.11

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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.