Home / 1,212,725.92-1,820,350.56-893,238.56

Finding the Fourth Proportional to 1,212,725.92, 1,820,350.56 and 893,238.56

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Solution

The fourth proportional to 1,212,725.92, 1,820,350.56 and 893,238.56 is: 1,340,787.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,725.92 : 1,820,350.56 = 893,238.56 : x
  2. Step 2: Convert to fraction form
    1,212,725.92/1,820,350.56 = 893,238.56/x
  3. Step 3: Cross multiply
    1,212,725.92x = 1,820,350.56 × 893,238.56
  4. Step 4: Simplify right side
    1,212,725.92x = 1,626,007,312,909.59
  5. Step 5: Solve for x
    x = 1,626,007,312,909.59/1,212,725.92
  6. Step 6: Final answer
    x = 1,340,787.14

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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.