Home / 1,171,938.44-1,617,306.90-662,717

Finding the Fourth Proportional to 1,171,938.44, 1,617,306.90 and 662,717

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Solution

The fourth proportional to 1,171,938.44, 1,617,306.90 and 662,717 is: 914,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,938.44 : 1,617,306.90 = 662,717 : x
  2. Step 2: Convert to fraction form
    1,171,938.44/1,617,306.90 = 662,717/x
  3. Step 3: Cross multiply
    1,171,938.44x = 1,617,306.90 × 662,717
  4. Step 4: Simplify right side
    1,171,938.44x = 1,071,816,776,847.30
  5. Step 5: Solve for x
    x = 1,071,816,776,847.30/1,171,938.44
  6. Step 6: Final answer
    x = 914,567.47

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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.