Home / 1,208,069.48-1,667,036.66-711,274.38

Finding the Fourth Proportional to 1,208,069.48, 1,667,036.66 and 711,274.38

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Solution

The fourth proportional to 1,208,069.48, 1,667,036.66 and 711,274.38 is: 981,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,069.48 : 1,667,036.66 = 711,274.38 : x
  2. Step 2: Convert to fraction form
    1,208,069.48/1,667,036.66 = 711,274.38/x
  3. Step 3: Cross multiply
    1,208,069.48x = 1,667,036.66 × 711,274.38
  4. Step 4: Simplify right side
    1,208,069.48x = 1,185,720,463,222.40
  5. Step 5: Solve for x
    x = 1,185,720,463,222.40/1,208,069.48
  6. Step 6: Final answer
    x = 981,500.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.