Home / 1,132,933.20-1,699,399.80-423,016.68

Finding the Fourth Proportional to 1,132,933.20, 1,699,399.80 and 423,016.68

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Solution

The fourth proportional to 1,132,933.20, 1,699,399.80 and 423,016.68 is: 634,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,933.20 : 1,699,399.80 = 423,016.68 : x
  2. Step 2: Convert to fraction form
    1,132,933.20/1,699,399.80 = 423,016.68/x
  3. Step 3: Cross multiply
    1,132,933.20x = 1,699,399.80 × 423,016.68
  4. Step 4: Simplify right side
    1,132,933.20x = 718,874,461,388.66
  5. Step 5: Solve for x
    x = 718,874,461,388.66/1,132,933.20
  6. Step 6: Final answer
    x = 634,525.02

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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.