Home / 2,763,479.54-3,813,544.32-1,539,780.14

Finding the Fourth Proportional to 2,763,479.54, 3,813,544.32 and 1,539,780.14

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Solution

The fourth proportional to 2,763,479.54, 3,813,544.32 and 1,539,780.14 is: 2,124,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,479.54 : 3,813,544.32 = 1,539,780.14 : x
  2. Step 2: Convert to fraction form
    2,763,479.54/3,813,544.32 = 1,539,780.14/x
  3. Step 3: Cross multiply
    2,763,479.54x = 3,813,544.32 × 1,539,780.14
  4. Step 4: Simplify right side
    2,763,479.54x = 5,872,019,806,945.80
  5. Step 5: Solve for x
    x = 5,872,019,806,945.80/2,763,479.54
  6. Step 6: Final answer
    x = 2,124,864.59

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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.