Home / 1,133,638.17-1,564,388.71-617,380.44

Finding the Fourth Proportional to 1,133,638.17, 1,564,388.71 and 617,380.44

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Solution

The fourth proportional to 1,133,638.17, 1,564,388.71 and 617,380.44 is: 851,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,638.17 : 1,564,388.71 = 617,380.44 : x
  2. Step 2: Convert to fraction form
    1,133,638.17/1,564,388.71 = 617,380.44/x
  3. Step 3: Cross multiply
    1,133,638.17x = 1,564,388.71 × 617,380.44
  4. Step 4: Simplify right side
    1,133,638.17x = 965,822,990,110.83
  5. Step 5: Solve for x
    x = 965,822,990,110.83/1,133,638.17
  6. Step 6: Final answer
    x = 851,967.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.