Home / 1,227,230.85-1,693,628.54-683,332.18

Finding the Fourth Proportional to 1,227,230.85, 1,693,628.54 and 683,332.18

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Solution

The fourth proportional to 1,227,230.85, 1,693,628.54 and 683,332.18 is: 943,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,230.85 : 1,693,628.54 = 683,332.18 : x
  2. Step 2: Convert to fraction form
    1,227,230.85/1,693,628.54 = 683,332.18/x
  3. Step 3: Cross multiply
    1,227,230.85x = 1,693,628.54 × 683,332.18
  4. Step 4: Simplify right side
    1,227,230.85x = 1,157,310,882,348.42
  5. Step 5: Solve for x
    x = 1,157,310,882,348.42/1,227,230.85
  6. Step 6: Final answer
    x = 943,026.23

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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.