Home / 1,687,632.35-2,531,602.34-550,102.57

Finding the Fourth Proportional to 1,687,632.35, 2,531,602.34 and 550,102.57

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Solution

The fourth proportional to 1,687,632.35, 2,531,602.34 and 550,102.57 is: 825,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,632.35 : 2,531,602.34 = 550,102.57 : x
  2. Step 2: Convert to fraction form
    1,687,632.35/2,531,602.34 = 550,102.57/x
  3. Step 3: Cross multiply
    1,687,632.35x = 2,531,602.34 × 550,102.57
  4. Step 4: Simplify right side
    1,687,632.35x = 1,392,640,955,928.89
  5. Step 5: Solve for x
    x = 1,392,640,955,928.89/1,687,632.35
  6. Step 6: Final answer
    x = 825,203.99

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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.