Home / 1,406,502.72-2,109,724.92-341,550.36

Finding the Fourth Proportional to 1,406,502.72, 2,109,724.92 and 341,550.36

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Solution

The fourth proportional to 1,406,502.72, 2,109,724.92 and 341,550.36 is: 512,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,502.72 : 2,109,724.92 = 341,550.36 : x
  2. Step 2: Convert to fraction form
    1,406,502.72/2,109,724.92 = 341,550.36/x
  3. Step 3: Cross multiply
    1,406,502.72x = 2,109,724.92 × 341,550.36
  4. Step 4: Simplify right side
    1,406,502.72x = 720,577,305,926.97
  5. Step 5: Solve for x
    x = 720,577,305,926.97/1,406,502.72
  6. Step 6: Final answer
    x = 512,318.46

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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.