Home / 3,979,521.90-5,968,590.29-1,283,847.11

Finding the Fourth Proportional to 3,979,521.90, 5,968,590.29 and 1,283,847.11

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Solution

The fourth proportional to 3,979,521.90, 5,968,590.29 and 1,283,847.11 is: 1,925,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,521.90 : 5,968,590.29 = 1,283,847.11 : x
  2. Step 2: Convert to fraction form
    3,979,521.90/5,968,590.29 = 1,283,847.11/x
  3. Step 3: Cross multiply
    3,979,521.90x = 5,968,590.29 × 1,283,847.11
  4. Step 4: Simplify right side
    3,979,521.90x = 7,662,757,394,590.56
  5. Step 5: Solve for x
    x = 7,662,757,394,590.56/3,979,521.90
  6. Step 6: Final answer
    x = 1,925,547.24

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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.