Home / 1,212,724.92-1,820,349.06-893,237.56

Finding the Fourth Proportional to 1,212,724.92, 1,820,349.06 and 893,237.56

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Solution

The fourth proportional to 1,212,724.92, 1,820,349.06 and 893,237.56 is: 1,340,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,724.92 : 1,820,349.06 = 893,237.56 : x
  2. Step 2: Convert to fraction form
    1,212,724.92/1,820,349.06 = 893,237.56/x
  3. Step 3: Cross multiply
    1,212,724.92x = 1,820,349.06 × 893,237.56
  4. Step 4: Simplify right side
    1,212,724.92x = 1,626,004,152,702.69
  5. Step 5: Solve for x
    x = 1,626,004,152,702.69/1,212,724.92
  6. Step 6: Final answer
    x = 1,340,785.64

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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.