Home / 1,197,219.78-1,652,198.04-653,390.46

Finding the Fourth Proportional to 1,197,219.78, 1,652,198.04 and 653,390.46

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Solution

The fourth proportional to 1,197,219.78, 1,652,198.04 and 653,390.46 is: 901,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,219.78 : 1,652,198.04 = 653,390.46 : x
  2. Step 2: Convert to fraction form
    1,197,219.78/1,652,198.04 = 653,390.46/x
  3. Step 3: Cross multiply
    1,197,219.78x = 1,652,198.04 × 653,390.46
  4. Step 4: Simplify right side
    1,197,219.78x = 1,079,530,437,366.70
  5. Step 5: Solve for x
    x = 1,079,530,437,366.70/1,197,219.78
  6. Step 6: Final answer
    x = 901,697.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.