Home / 1,192,945.50-1,646,264.79-656,401.50

Finding the Fourth Proportional to 1,192,945.50, 1,646,264.79 and 656,401.50

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Solution

The fourth proportional to 1,192,945.50, 1,646,264.79 and 656,401.50 is: 905,834.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,945.50 : 1,646,264.79 = 656,401.50 : x
  2. Step 2: Convert to fraction form
    1,192,945.50/1,646,264.79 = 656,401.50/x
  3. Step 3: Cross multiply
    1,192,945.50x = 1,646,264.79 × 656,401.50
  4. Step 4: Simplify right side
    1,192,945.50x = 1,080,610,677,553.19
  5. Step 5: Solve for x
    x = 1,080,610,677,553.19/1,192,945.50
  6. Step 6: Final answer
    x = 905,834.07

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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.