Home / 1,282,333.74-1,926,990.12-683,717.82

Finding the Fourth Proportional to 1,282,333.74, 1,926,990.12 and 683,717.82

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Solution

The fourth proportional to 1,282,333.74, 1,926,990.12 and 683,717.82 is: 1,027,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,333.74 : 1,926,990.12 = 683,717.82 : x
  2. Step 2: Convert to fraction form
    1,282,333.74/1,926,990.12 = 683,717.82/x
  3. Step 3: Cross multiply
    1,282,333.74x = 1,926,990.12 × 683,717.82
  4. Step 4: Simplify right side
    1,282,333.74x = 1,317,517,484,007.94
  5. Step 5: Solve for x
    x = 1,317,517,484,007.94/1,282,333.74
  6. Step 6: Final answer
    x = 1,027,437.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.