Home / 1,387,454.40-2,080,336.80-544,996.80

Finding the Fourth Proportional to 1,387,454.40, 2,080,336.80 and 544,996.80

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Solution

The fourth proportional to 1,387,454.40, 2,080,336.80 and 544,996.80 is: 817,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,454.40 : 2,080,336.80 = 544,996.80 : x
  2. Step 2: Convert to fraction form
    1,387,454.40/2,080,336.80 = 544,996.80/x
  3. Step 3: Cross multiply
    1,387,454.40x = 2,080,336.80 × 544,996.80
  4. Step 4: Simplify right side
    1,387,454.40x = 1,133,776,898,922.24
  5. Step 5: Solve for x
    x = 1,133,776,898,922.24/1,387,454.40
  6. Step 6: Final answer
    x = 817,163.36

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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.