Home / 1,642,381.61-2,250,025.16-1,580,976.92

Finding the Fourth Proportional to 1,642,381.61, 2,250,025.16 and 1,580,976.92

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Solution

The fourth proportional to 1,642,381.61, 2,250,025.16 and 1,580,976.92 is: 2,165,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,381.61 : 2,250,025.16 = 1,580,976.92 : x
  2. Step 2: Convert to fraction form
    1,642,381.61/2,250,025.16 = 1,580,976.92/x
  3. Step 3: Cross multiply
    1,642,381.61x = 2,250,025.16 × 1,580,976.92
  4. Step 4: Simplify right side
    1,642,381.61x = 3,557,237,845,099.49
  5. Step 5: Solve for x
    x = 3,557,237,845,099.49/1,642,381.61
  6. Step 6: Final answer
    x = 2,165,902.15

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.