Home / 2,331,622.80-3,498,989.40-1,068,800.40

Finding the Fourth Proportional to 2,331,622.80, 3,498,989.40 and 1,068,800.40

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Solution

The fourth proportional to 2,331,622.80, 3,498,989.40 and 1,068,800.40 is: 1,603,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,622.80 : 3,498,989.40 = 1,068,800.40 : x
  2. Step 2: Convert to fraction form
    2,331,622.80/3,498,989.40 = 1,068,800.40/x
  3. Step 3: Cross multiply
    2,331,622.80x = 3,498,989.40 × 1,068,800.40
  4. Step 4: Simplify right side
    2,331,622.80x = 3,739,721,270,315.76
  5. Step 5: Solve for x
    x = 3,739,721,270,315.76/2,331,622.80
  6. Step 6: Final answer
    x = 1,603,913.49

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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.