Home / 2,666,660.91-4,000,889.21-845,323.34

Finding the Fourth Proportional to 2,666,660.91, 4,000,889.21 and 845,323.34

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Solution

The fourth proportional to 2,666,660.91, 4,000,889.21 and 845,323.34 is: 1,268,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,660.91 : 4,000,889.21 = 845,323.34 : x
  2. Step 2: Convert to fraction form
    2,666,660.91/4,000,889.21 = 845,323.34/x
  3. Step 3: Cross multiply
    2,666,660.91x = 4,000,889.21 × 845,323.34
  4. Step 4: Simplify right side
    2,666,660.91x = 3,382,045,036,116.47
  5. Step 5: Solve for x
    x = 3,382,045,036,116.47/2,666,660.91
  6. Step 6: Final answer
    x = 1,268,269.62

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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.