Home / 2,188,429.52-3,288,417.28-1,178,298.32

Finding the Fourth Proportional to 2,188,429.52, 3,288,417.28 and 1,178,298.32

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Solution

The fourth proportional to 2,188,429.52, 3,288,417.28 and 1,178,298.32 is: 1,770,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,429.52 : 3,288,417.28 = 1,178,298.32 : x
  2. Step 2: Convert to fraction form
    2,188,429.52/3,288,417.28 = 1,178,298.32/x
  3. Step 3: Cross multiply
    2,188,429.52x = 3,288,417.28 × 1,178,298.32
  4. Step 4: Simplify right side
    2,188,429.52x = 3,874,736,556,482.97
  5. Step 5: Solve for x
    x = 3,874,736,556,482.97/2,188,429.52
  6. Step 6: Final answer
    x = 1,770,555.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.