Home / 1,132,395.96-1,698,069.07-422,233.32

Finding the Fourth Proportional to 1,132,395.96, 1,698,069.07 and 422,233.32

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Solution

The fourth proportional to 1,132,395.96, 1,698,069.07 and 422,233.32 is: 633,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,395.96 : 1,698,069.07 = 422,233.32 : x
  2. Step 2: Convert to fraction form
    1,132,395.96/1,698,069.07 = 422,233.32/x
  3. Step 3: Cross multiply
    1,132,395.96x = 1,698,069.07 × 422,233.32
  4. Step 4: Simplify right side
    1,132,395.96x = 716,981,345,535.90
  5. Step 5: Solve for x
    x = 716,981,345,535.90/1,132,395.96
  6. Step 6: Final answer
    x = 633,154.28

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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.