Home / 1,045,617.39-1,568,441.58-405,958.17

Finding the Fourth Proportional to 1,045,617.39, 1,568,441.58 and 405,958.17

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Solution

The fourth proportional to 1,045,617.39, 1,568,441.58 and 405,958.17 is: 608,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,617.39 : 1,568,441.58 = 405,958.17 : x
  2. Step 2: Convert to fraction form
    1,045,617.39/1,568,441.58 = 405,958.17/x
  3. Step 3: Cross multiply
    1,045,617.39x = 1,568,441.58 × 405,958.17
  4. Step 4: Simplify right side
    1,045,617.39x = 636,721,673,568.71
  5. Step 5: Solve for x
    x = 636,721,673,568.71/1,045,617.39
  6. Step 6: Final answer
    x = 608,943.27

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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.