Home / 1,110,623.31-1,665,590.13-400,559.04

Finding the Fourth Proportional to 1,110,623.31, 1,665,590.13 and 400,559.04

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Solution

The fourth proportional to 1,110,623.31, 1,665,590.13 and 400,559.04 is: 600,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,623.31 : 1,665,590.13 = 400,559.04 : x
  2. Step 2: Convert to fraction form
    1,110,623.31/1,665,590.13 = 400,559.04/x
  3. Step 3: Cross multiply
    1,110,623.31x = 1,665,590.13 × 400,559.04
  4. Step 4: Simplify right side
    1,110,623.31x = 667,167,183,506.28
  5. Step 5: Solve for x
    x = 667,167,183,506.28/1,110,623.31
  6. Step 6: Final answer
    x = 600,714.19

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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.