Home / 1,197,951.21-1,653,195.69-654,108.55

Finding the Fourth Proportional to 1,197,951.21, 1,653,195.69 and 654,108.55

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Solution

The fourth proportional to 1,197,951.21, 1,653,195.69 and 654,108.55 is: 902,682.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,951.21 : 1,653,195.69 = 654,108.55 : x
  2. Step 2: Convert to fraction form
    1,197,951.21/1,653,195.69 = 654,108.55/x
  3. Step 3: Cross multiply
    1,197,951.21x = 1,653,195.69 × 654,108.55
  4. Step 4: Simplify right side
    1,197,951.21x = 1,081,369,435,652.15
  5. Step 5: Solve for x
    x = 1,081,369,435,652.15/1,197,951.21
  6. Step 6: Final answer
    x = 902,682.37

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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.