Home / 2,826,437.74-4,237,949.54-1,268,178.78

Finding the Fourth Proportional to 2,826,437.74, 4,237,949.54 and 1,268,178.78

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Solution

The fourth proportional to 2,826,437.74, 4,237,949.54 and 1,268,178.78 is: 1,901,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,437.74 : 4,237,949.54 = 1,268,178.78 : x
  2. Step 2: Convert to fraction form
    2,826,437.74/4,237,949.54 = 1,268,178.78/x
  3. Step 3: Cross multiply
    2,826,437.74x = 4,237,949.54 × 1,268,178.78
  4. Step 4: Simplify right side
    2,826,437.74x = 5,374,477,649,808.12
  5. Step 5: Solve for x
    x = 5,374,477,649,808.12/2,826,437.74
  6. Step 6: Final answer
    x = 1,901,502.22

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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.