Home / 2,849,297.72-3,932,237.85-1,625,630.21

Finding the Fourth Proportional to 2,849,297.72, 3,932,237.85 and 1,625,630.21

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Solution

The fourth proportional to 2,849,297.72, 3,932,237.85 and 1,625,630.21 is: 2,243,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,297.72 : 3,932,237.85 = 1,625,630.21 : x
  2. Step 2: Convert to fraction form
    2,849,297.72/3,932,237.85 = 1,625,630.21/x
  3. Step 3: Cross multiply
    2,849,297.72x = 3,932,237.85 × 1,625,630.21
  4. Step 4: Simplify right side
    2,849,297.72x = 6,392,364,630,853.65
  5. Step 5: Solve for x
    x = 6,392,364,630,853.65/2,849,297.72
  6. Step 6: Final answer
    x = 2,243,487.79

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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.