Home / 2,904,726.82-4,008,242.21-1,680,788.18

Finding the Fourth Proportional to 2,904,726.82, 4,008,242.21 and 1,680,788.18

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Solution

The fourth proportional to 2,904,726.82, 4,008,242.21 and 1,680,788.18 is: 2,319,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,726.82 : 4,008,242.21 = 1,680,788.18 : x
  2. Step 2: Convert to fraction form
    2,904,726.82/4,008,242.21 = 1,680,788.18/x
  3. Step 3: Cross multiply
    2,904,726.82x = 4,008,242.21 × 1,680,788.18
  4. Step 4: Simplify right side
    2,904,726.82x = 6,737,006,129,145.08
  5. Step 5: Solve for x
    x = 6,737,006,129,145.08/2,904,726.82
  6. Step 6: Final answer
    x = 2,319,325.21

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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.