Home / 1,102,813.57-1,653,044.23-628,477.57

Finding the Fourth Proportional to 1,102,813.57, 1,653,044.23 and 628,477.57

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Solution

The fourth proportional to 1,102,813.57, 1,653,044.23 and 628,477.57 is: 942,046.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,813.57 : 1,653,044.23 = 628,477.57 : x
  2. Step 2: Convert to fraction form
    1,102,813.57/1,653,044.23 = 628,477.57/x
  3. Step 3: Cross multiply
    1,102,813.57x = 1,653,044.23 × 628,477.57
  4. Step 4: Simplify right side
    1,102,813.57x = 1,038,901,220,772.92
  5. Step 5: Solve for x
    x = 1,038,901,220,772.92/1,102,813.57
  6. Step 6: Final answer
    x = 942,046.10

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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.