Home / 1,333,489.38-1,840,017.45-809,927.73

Finding the Fourth Proportional to 1,333,489.38, 1,840,017.45 and 809,927.73

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Solution

The fourth proportional to 1,333,489.38, 1,840,017.45 and 809,927.73 is: 1,117,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,489.38 : 1,840,017.45 = 809,927.73 : x
  2. Step 2: Convert to fraction form
    1,333,489.38/1,840,017.45 = 809,927.73/x
  3. Step 3: Cross multiply
    1,333,489.38x = 1,840,017.45 × 809,927.73
  4. Step 4: Simplify right side
    1,333,489.38x = 1,490,281,156,438.89
  5. Step 5: Solve for x
    x = 1,490,281,156,438.89/1,333,489.38
  6. Step 6: Final answer
    x = 1,117,580.07

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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.