Home / 1,687,303.97-2,531,356.91-550,073.69

Finding the Fourth Proportional to 1,687,303.97, 2,531,356.91 and 550,073.69

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Solution

The fourth proportional to 1,687,303.97, 2,531,356.91 and 550,073.69 is: 825,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,303.97 : 2,531,356.91 = 550,073.69 : x
  2. Step 2: Convert to fraction form
    1,687,303.97/2,531,356.91 = 550,073.69/x
  3. Step 3: Cross multiply
    1,687,303.97x = 2,531,356.91 × 550,073.69
  4. Step 4: Simplify right side
    1,687,303.97x = 1,392,432,820,783.55
  5. Step 5: Solve for x
    x = 1,392,432,820,783.55/1,687,303.97
  6. Step 6: Final answer
    x = 825,241.24

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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.