Home / 3,927,521.24-5,878,680.48-2,101,317.74

Finding the Fourth Proportional to 3,927,521.24, 5,878,680.48 and 2,101,317.74

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Solution

The fourth proportional to 3,927,521.24, 5,878,680.48 and 2,101,317.74 is: 3,145,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,521.24 : 5,878,680.48 = 2,101,317.74 : x
  2. Step 2: Convert to fraction form
    3,927,521.24/5,878,680.48 = 2,101,317.74/x
  3. Step 3: Cross multiply
    3,927,521.24x = 5,878,680.48 × 2,101,317.74
  4. Step 4: Simplify right side
    3,927,521.24x = 12,352,975,580,415.72
  5. Step 5: Solve for x
    x = 12,352,975,580,415.72/3,927,521.24
  6. Step 6: Final answer
    x = 3,145,234.57

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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.