Home / 1,212,863.70-1,819,295.55-834,950.10

Finding the Fourth Proportional to 1,212,863.70, 1,819,295.55 and 834,950.10

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Solution

The fourth proportional to 1,212,863.70, 1,819,295.55 and 834,950.10 is: 1,252,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,863.70 : 1,819,295.55 = 834,950.10 : x
  2. Step 2: Convert to fraction form
    1,212,863.70/1,819,295.55 = 834,950.10/x
  3. Step 3: Cross multiply
    1,212,863.70x = 1,819,295.55 × 834,950.10
  4. Step 4: Simplify right side
    1,212,863.70x = 1,519,021,001,402.06
  5. Step 5: Solve for x
    x = 1,519,021,001,402.06/1,212,863.70
  6. Step 6: Final answer
    x = 1,252,425.15

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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.