Home / 1,364,845.80-2,047,194.84-418,219.32

Finding the Fourth Proportional to 1,364,845.80, 2,047,194.84 and 418,219.32

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Solution

The fourth proportional to 1,364,845.80, 2,047,194.84 and 418,219.32 is: 627,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,845.80 : 2,047,194.84 = 418,219.32 : x
  2. Step 2: Convert to fraction form
    1,364,845.80/2,047,194.84 = 418,219.32/x
  3. Step 3: Cross multiply
    1,364,845.80x = 2,047,194.84 × 418,219.32
  4. Step 4: Simplify right side
    1,364,845.80x = 856,176,433,892.31
  5. Step 5: Solve for x
    x = 856,176,433,892.31/1,364,845.80
  6. Step 6: Final answer
    x = 627,306.35

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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.