Home / 1,679,764.16-2,317,974.64-954,511.22

Finding the Fourth Proportional to 1,679,764.16, 2,317,974.64 and 954,511.22

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Solution

The fourth proportional to 1,679,764.16, 2,317,974.64 and 954,511.22 is: 1,317,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,764.16 : 2,317,974.64 = 954,511.22 : x
  2. Step 2: Convert to fraction form
    1,679,764.16/2,317,974.64 = 954,511.22/x
  3. Step 3: Cross multiply
    1,679,764.16x = 2,317,974.64 × 954,511.22
  4. Step 4: Simplify right side
    1,679,764.16x = 2,212,532,804,964.12
  5. Step 5: Solve for x
    x = 2,212,532,804,964.12/1,679,764.16
  6. Step 6: Final answer
    x = 1,317,168.72

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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.