Home / 2,069,117.33-3,103,639.75-931,074.05

Finding the Fourth Proportional to 2,069,117.33, 3,103,639.75 and 931,074.05

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Solution

The fourth proportional to 2,069,117.33, 3,103,639.75 and 931,074.05 is: 1,396,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,117.33 : 3,103,639.75 = 931,074.05 : x
  2. Step 2: Convert to fraction form
    2,069,117.33/3,103,639.75 = 931,074.05/x
  3. Step 3: Cross multiply
    2,069,117.33x = 3,103,639.75 × 931,074.05
  4. Step 4: Simplify right side
    2,069,117.33x = 2,889,718,440,696.43
  5. Step 5: Solve for x
    x = 2,889,718,440,696.43/2,069,117.33
  6. Step 6: Final answer
    x = 1,396,594.77

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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.