Home / 1,198,911.18-1,654,478.12-655,035.30

Finding the Fourth Proportional to 1,198,911.18, 1,654,478.12 and 655,035.30

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Solution

The fourth proportional to 1,198,911.18, 1,654,478.12 and 655,035.30 is: 903,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,911.18 : 1,654,478.12 = 655,035.30 : x
  2. Step 2: Convert to fraction form
    1,198,911.18/1,654,478.12 = 655,035.30/x
  3. Step 3: Cross multiply
    1,198,911.18x = 1,654,478.12 × 655,035.30
  4. Step 4: Simplify right side
    1,198,911.18x = 1,083,741,571,677.64
  5. Step 5: Solve for x
    x = 1,083,741,571,677.64/1,198,911.18
  6. Step 6: Final answer
    x = 903,938.16

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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.