Home / 1,949,925.89-2,690,888.54-1,090,489.57

Finding the Fourth Proportional to 1,949,925.89, 2,690,888.54 and 1,090,489.57

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Solution

The fourth proportional to 1,949,925.89, 2,690,888.54 and 1,090,489.57 is: 1,504,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,925.89 : 2,690,888.54 = 1,090,489.57 : x
  2. Step 2: Convert to fraction form
    1,949,925.89/2,690,888.54 = 1,090,489.57/x
  3. Step 3: Cross multiply
    1,949,925.89x = 2,690,888.54 × 1,090,489.57
  4. Step 4: Simplify right side
    1,949,925.89x = 2,934,385,874,722.86
  5. Step 5: Solve for x
    x = 2,934,385,874,722.86/1,949,925.89
  6. Step 6: Final answer
    x = 1,504,870.46

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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.