Home / 1,104,200.50-1,656,689.55-543,628.66

Finding the Fourth Proportional to 1,104,200.50, 1,656,689.55 and 543,628.66

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Solution

The fourth proportional to 1,104,200.50, 1,656,689.55 and 543,628.66 is: 815,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,200.50 : 1,656,689.55 = 543,628.66 : x
  2. Step 2: Convert to fraction form
    1,104,200.50/1,656,689.55 = 543,628.66/x
  3. Step 3: Cross multiply
    1,104,200.50x = 1,656,689.55 × 543,628.66
  4. Step 4: Simplify right side
    1,104,200.50x = 900,623,920,102.50
  5. Step 5: Solve for x
    x = 900,623,920,102.50/1,104,200.50
  6. Step 6: Final answer
    x = 815,634.41

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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.