Home / 1,242,876.66-1,863,133.83-792,333.06

Finding the Fourth Proportional to 1,242,876.66, 1,863,133.83 and 792,333.06

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Solution

The fourth proportional to 1,242,876.66, 1,863,133.83 and 792,333.06 is: 1,187,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,876.66 : 1,863,133.83 = 792,333.06 : x
  2. Step 2: Convert to fraction form
    1,242,876.66/1,863,133.83 = 792,333.06/x
  3. Step 3: Cross multiply
    1,242,876.66x = 1,863,133.83 × 792,333.06
  4. Step 4: Simplify right side
    1,242,876.66x = 1,476,222,528,713.42
  5. Step 5: Solve for x
    x = 1,476,222,528,713.42/1,242,876.66
  6. Step 6: Final answer
    x = 1,187,746.60

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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.