Home / 1,156,696.48-1,596,224.60-640,400.88

Finding the Fourth Proportional to 1,156,696.48, 1,596,224.60 and 640,400.88

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Solution

The fourth proportional to 1,156,696.48, 1,596,224.60 and 640,400.88 is: 883,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,696.48 : 1,596,224.60 = 640,400.88 : x
  2. Step 2: Convert to fraction form
    1,156,696.48/1,596,224.60 = 640,400.88/x
  3. Step 3: Cross multiply
    1,156,696.48x = 1,596,224.60 × 640,400.88
  4. Step 4: Simplify right side
    1,156,696.48x = 1,022,223,638,517.65
  5. Step 5: Solve for x
    x = 1,022,223,638,517.65/1,156,696.48
  6. Step 6: Final answer
    x = 883,744.06

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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.