Home / 1,679,077.65-2,317,181.31-953,912.19

Finding the Fourth Proportional to 1,679,077.65, 2,317,181.31 and 953,912.19

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Solution

The fourth proportional to 1,679,077.65, 2,317,181.31 and 953,912.19 is: 1,316,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,077.65 : 2,317,181.31 = 953,912.19 : x
  2. Step 2: Convert to fraction form
    1,679,077.65/2,317,181.31 = 953,912.19/x
  3. Step 3: Cross multiply
    1,679,077.65x = 2,317,181.31 × 953,912.19
  4. Step 4: Simplify right side
    1,679,077.65x = 2,210,387,498,049.17
  5. Step 5: Solve for x
    x = 2,210,387,498,049.17/1,679,077.65
  6. Step 6: Final answer
    x = 1,316,429.59

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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.