Home / 2,105,815.20-3,158,526.96-589,635.36

Finding the Fourth Proportional to 2,105,815.20, 3,158,526.96 and 589,635.36

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Solution

The fourth proportional to 2,105,815.20, 3,158,526.96 and 589,635.36 is: 884,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,815.20 : 3,158,526.96 = 589,635.36 : x
  2. Step 2: Convert to fraction form
    2,105,815.20/3,158,526.96 = 589,635.36/x
  3. Step 3: Cross multiply
    2,105,815.20x = 3,158,526.96 × 589,635.36
  4. Step 4: Simplify right side
    2,105,815.20x = 1,862,379,181,129.31
  5. Step 5: Solve for x
    x = 1,862,379,181,129.31/2,105,815.20
  6. Step 6: Final answer
    x = 884,398.20

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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.