Home / 1,199,901.01-1,655,879.10-656,037.42

Finding the Fourth Proportional to 1,199,901.01, 1,655,879.10 and 656,037.42

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Solution

The fourth proportional to 1,199,901.01, 1,655,879.10 and 656,037.42 is: 905,340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,901.01 : 1,655,879.10 = 656,037.42 : x
  2. Step 2: Convert to fraction form
    1,199,901.01/1,655,879.10 = 656,037.42/x
  3. Step 3: Cross multiply
    1,199,901.01x = 1,655,879.10 × 656,037.42
  4. Step 4: Simplify right side
    1,199,901.01x = 1,086,318,652,595.92
  5. Step 5: Solve for x
    x = 1,086,318,652,595.92/1,199,901.01
  6. Step 6: Final answer
    x = 905,340.23

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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.