Home / 1,346,617.50-2,019,923.82-785,258.34

Finding the Fourth Proportional to 1,346,617.50, 2,019,923.82 and 785,258.34

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Solution

The fourth proportional to 1,346,617.50, 2,019,923.82 and 785,258.34 is: 1,177,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,617.50 : 2,019,923.82 = 785,258.34 : x
  2. Step 2: Convert to fraction form
    1,346,617.50/2,019,923.82 = 785,258.34/x
  3. Step 3: Cross multiply
    1,346,617.50x = 2,019,923.82 × 785,258.34
  4. Step 4: Simplify right side
    1,346,617.50x = 1,586,162,025,819.66
  5. Step 5: Solve for x
    x = 1,586,162,025,819.66/1,346,617.50
  6. Step 6: Final answer
    x = 1,177,886.09

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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.