Home / 1,045,545.51-1,568,411.82-405,834.24

Finding the Fourth Proportional to 1,045,545.51, 1,568,411.82 and 405,834.24

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Solution

The fourth proportional to 1,045,545.51, 1,568,411.82 and 405,834.24 is: 608,787.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,545.51 : 1,568,411.82 = 405,834.24 : x
  2. Step 2: Convert to fraction form
    1,045,545.51/1,568,411.82 = 405,834.24/x
  3. Step 3: Cross multiply
    1,045,545.51x = 1,568,411.82 × 405,834.24
  4. Step 4: Simplify right side
    1,045,545.51x = 636,515,218,976.72
  5. Step 5: Solve for x
    x = 636,515,218,976.72/1,045,545.51
  6. Step 6: Final answer
    x = 608,787.67

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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.