Home / 3,221,518.72-4,445,698.56-1,771,239.04

Finding the Fourth Proportional to 3,221,518.72, 4,445,698.56 and 1,771,239.04

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Solution

The fourth proportional to 3,221,518.72, 4,445,698.56 and 1,771,239.04 is: 2,444,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,518.72 : 4,445,698.56 = 1,771,239.04 : x
  2. Step 2: Convert to fraction form
    3,221,518.72/4,445,698.56 = 1,771,239.04/x
  3. Step 3: Cross multiply
    3,221,518.72x = 4,445,698.56 × 1,771,239.04
  4. Step 4: Simplify right side
    3,221,518.72x = 7,874,394,849,543.78
  5. Step 5: Solve for x
    x = 7,874,394,849,543.78/3,221,518.72
  6. Step 6: Final answer
    x = 2,444,311.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.