Home / 2,993,218.18-4,130,634.09-1,635,100.90

Finding the Fourth Proportional to 2,993,218.18, 4,130,634.09 and 1,635,100.90

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Solution

The fourth proportional to 2,993,218.18, 4,130,634.09 and 1,635,100.90 is: 2,256,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,218.18 : 4,130,634.09 = 1,635,100.90 : x
  2. Step 2: Convert to fraction form
    2,993,218.18/4,130,634.09 = 1,635,100.90/x
  3. Step 3: Cross multiply
    2,993,218.18x = 4,130,634.09 × 1,635,100.90
  4. Step 4: Simplify right side
    2,993,218.18x = 6,754,003,518,129.68
  5. Step 5: Solve for x
    x = 6,754,003,518,129.68/2,993,218.18
  6. Step 6: Final answer
    x = 2,256,435.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.