Home / 2,080,055.70-3,120,083.55-1,395,087.30

Finding the Fourth Proportional to 2,080,055.70, 3,120,083.55 and 1,395,087.30

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Solution

The fourth proportional to 2,080,055.70, 3,120,083.55 and 1,395,087.30 is: 2,092,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,055.70 : 3,120,083.55 = 1,395,087.30 : x
  2. Step 2: Convert to fraction form
    2,080,055.70/3,120,083.55 = 1,395,087.30/x
  3. Step 3: Cross multiply
    2,080,055.70x = 3,120,083.55 × 1,395,087.30
  4. Step 4: Simplify right side
    2,080,055.70x = 4,352,788,935,543.92
  5. Step 5: Solve for x
    x = 4,352,788,935,543.92/2,080,055.70
  6. Step 6: Final answer
    x = 2,092,630.95

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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.