Home / 1,081,774.40-1,622,815.20-333,742.40

Finding the Fourth Proportional to 1,081,774.40, 1,622,815.20 and 333,742.40

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Solution

The fourth proportional to 1,081,774.40, 1,622,815.20 and 333,742.40 is: 500,660.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,774.40 : 1,622,815.20 = 333,742.40 : x
  2. Step 2: Convert to fraction form
    1,081,774.40/1,622,815.20 = 333,742.40/x
  3. Step 3: Cross multiply
    1,081,774.40x = 1,622,815.20 × 333,742.40
  4. Step 4: Simplify right side
    1,081,774.40x = 541,602,239,604.48
  5. Step 5: Solve for x
    x = 541,602,239,604.48/1,081,774.40
  6. Step 6: Final answer
    x = 500,660.99

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Double scale
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1.5x scale

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.