Home / 1,993,821.21-2,990,731.95-1,592,583.39

Finding the Fourth Proportional to 1,993,821.21, 2,990,731.95 and 1,592,583.39

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Solution

The fourth proportional to 1,993,821.21, 2,990,731.95 and 1,592,583.39 is: 2,388,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,821.21 : 2,990,731.95 = 1,592,583.39 : x
  2. Step 2: Convert to fraction form
    1,993,821.21/2,990,731.95 = 1,592,583.39/x
  3. Step 3: Cross multiply
    1,993,821.21x = 2,990,731.95 × 1,592,583.39
  4. Step 4: Simplify right side
    1,993,821.21x = 4,762,990,027,512.31
  5. Step 5: Solve for x
    x = 4,762,990,027,512.31/1,993,821.21
  6. Step 6: Final answer
    x = 2,388,875.19

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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.