Home / 1,778,977.23-2,454,985.31-963,180.80

Finding the Fourth Proportional to 1,778,977.23, 2,454,985.31 and 963,180.80

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Solution

The fourth proportional to 1,778,977.23, 2,454,985.31 and 963,180.80 is: 1,329,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,977.23 : 2,454,985.31 = 963,180.80 : x
  2. Step 2: Convert to fraction form
    1,778,977.23/2,454,985.31 = 963,180.80/x
  3. Step 3: Cross multiply
    1,778,977.23x = 2,454,985.31 × 963,180.80
  4. Step 4: Simplify right side
    1,778,977.23x = 2,364,594,714,874.05
  5. Step 5: Solve for x
    x = 2,364,594,714,874.05/1,778,977.23
  6. Step 6: Final answer
    x = 1,329,187.73

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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.