Home / 1,199,835.36-1,655,817-656,007.36

Finding the Fourth Proportional to 1,199,835.36, 1,655,817 and 656,007.36

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Solution

The fourth proportional to 1,199,835.36, 1,655,817 and 656,007.36 is: 905,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,835.36 : 1,655,817 = 656,007.36 : x
  2. Step 2: Convert to fraction form
    1,199,835.36/1,655,817 = 656,007.36/x
  3. Step 3: Cross multiply
    1,199,835.36x = 1,655,817 × 656,007.36
  4. Step 4: Simplify right side
    1,199,835.36x = 1,086,228,138,813.12
  5. Step 5: Solve for x
    x = 1,086,228,138,813.12/1,199,835.36
  6. Step 6: Final answer
    x = 905,314.32

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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.