Home / 3,421,611.06-4,721,943.37-1,872,874.01

Finding the Fourth Proportional to 3,421,611.06, 4,721,943.37 and 1,872,874.01

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Solution

The fourth proportional to 3,421,611.06, 4,721,943.37 and 1,872,874.01 is: 2,584,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,611.06 : 4,721,943.37 = 1,872,874.01 : x
  2. Step 2: Convert to fraction form
    3,421,611.06/4,721,943.37 = 1,872,874.01/x
  3. Step 3: Cross multiply
    3,421,611.06x = 4,721,943.37 × 1,872,874.01
  4. Step 4: Simplify right side
    3,421,611.06x = 8,843,604,990,755.10
  5. Step 5: Solve for x
    x = 8,843,604,990,755.10/3,421,611.06
  6. Step 6: Final answer
    x = 2,584,631.87

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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.