Home / 5,585,052.20-8,378,562.45-1,992,904.70

Finding the Fourth Proportional to 5,585,052.20, 8,378,562.45 and 1,992,904.70

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Solution

The fourth proportional to 5,585,052.20, 8,378,562.45 and 1,992,904.70 is: 2,989,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585,052.20 : 8,378,562.45 = 1,992,904.70 : x
  2. Step 2: Convert to fraction form
    5,585,052.20/8,378,562.45 = 1,992,904.70/x
  3. Step 3: Cross multiply
    5,585,052.20x = 8,378,562.45 × 1,992,904.70
  4. Step 4: Simplify right side
    5,585,052.20x = 16,697,676,485,848.52
  5. Step 5: Solve for x
    x = 16,697,676,485,848.52/5,585,052.20
  6. Step 6: Final answer
    x = 2,989,708.22

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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.