Home / 1,212,806.96-1,817,466.50-834,155.24

Finding the Fourth Proportional to 1,212,806.96, 1,817,466.50 and 834,155.24

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Solution

The fourth proportional to 1,212,806.96, 1,817,466.50 and 834,155.24 is: 1,250,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,806.96 : 1,817,466.50 = 834,155.24 : x
  2. Step 2: Convert to fraction form
    1,212,806.96/1,817,466.50 = 834,155.24/x
  3. Step 3: Cross multiply
    1,212,806.96x = 1,817,466.50 × 834,155.24
  4. Step 4: Simplify right side
    1,212,806.96x = 1,516,049,204,499.46
  5. Step 5: Solve for x
    x = 1,516,049,204,499.46/1,212,806.96
  6. Step 6: Final answer
    x = 1,250,033.40

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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.