Home / 2,182,953.93-2,990,657.59-2,101,137.20

Finding the Fourth Proportional to 2,182,953.93, 2,990,657.59 and 2,101,137.20

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Solution

The fourth proportional to 2,182,953.93, 2,990,657.59 and 2,101,137.20 is: 2,878,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,953.93 : 2,990,657.59 = 2,101,137.20 : x
  2. Step 2: Convert to fraction form
    2,182,953.93/2,990,657.59 = 2,101,137.20/x
  3. Step 3: Cross multiply
    2,182,953.93x = 2,990,657.59 × 2,101,137.20
  4. Step 4: Simplify right side
    2,182,953.93x = 6,283,781,914,811.35
  5. Step 5: Solve for x
    x = 6,283,781,914,811.35/2,182,953.93
  6. Step 6: Final answer
    x = 2,878,568.27

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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.