Home / 2,069,621.90-3,104,433.66-931,054.18

Finding the Fourth Proportional to 2,069,621.90, 3,104,433.66 and 931,054.18

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Solution

The fourth proportional to 2,069,621.90, 3,104,433.66 and 931,054.18 is: 1,396,581.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,621.90 : 3,104,433.66 = 931,054.18 : x
  2. Step 2: Convert to fraction form
    2,069,621.90/3,104,433.66 = 931,054.18/x
  3. Step 3: Cross multiply
    2,069,621.90x = 3,104,433.66 × 931,054.18
  4. Step 4: Simplify right side
    2,069,621.90x = 2,890,395,935,675.70
  5. Step 5: Solve for x
    x = 2,890,395,935,675.70/2,069,621.90
  6. Step 6: Final answer
    x = 1,396,581.63

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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.