Home / 1,110,538.36-1,665,807.77-400,566.32

Finding the Fourth Proportional to 1,110,538.36, 1,665,807.77 and 400,566.32

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Solution

The fourth proportional to 1,110,538.36, 1,665,807.77 and 400,566.32 is: 600,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,538.36 : 1,665,807.77 = 400,566.32 : x
  2. Step 2: Convert to fraction form
    1,110,538.36/1,665,807.77 = 400,566.32/x
  3. Step 3: Cross multiply
    1,110,538.36x = 1,665,807.77 × 400,566.32
  4. Step 4: Simplify right side
    1,110,538.36x = 667,266,488,256.31
  5. Step 5: Solve for x
    x = 667,266,488,256.31/1,110,538.36
  6. Step 6: Final answer
    x = 600,849.56

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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.