Home / 1,215,196.30-1,822,838.19-456,968.26

Finding the Fourth Proportional to 1,215,196.30, 1,822,838.19 and 456,968.26

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Solution

The fourth proportional to 1,215,196.30, 1,822,838.19 and 456,968.26 is: 685,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,196.30 : 1,822,838.19 = 456,968.26 : x
  2. Step 2: Convert to fraction form
    1,215,196.30/1,822,838.19 = 456,968.26/x
  3. Step 3: Cross multiply
    1,215,196.30x = 1,822,838.19 × 456,968.26
  4. Step 4: Simplify right side
    1,215,196.30x = 832,979,195,945.85
  5. Step 5: Solve for x
    x = 832,979,195,945.85/1,215,196.30
  6. Step 6: Final answer
    x = 685,468.84

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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.