Home / 1,583,791.52-2,375,640.77-385,696.42

Finding the Fourth Proportional to 1,583,791.52, 2,375,640.77 and 385,696.42

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Solution

The fourth proportional to 1,583,791.52, 2,375,640.77 and 385,696.42 is: 578,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,791.52 : 2,375,640.77 = 385,696.42 : x
  2. Step 2: Convert to fraction form
    1,583,791.52/2,375,640.77 = 385,696.42/x
  3. Step 3: Cross multiply
    1,583,791.52x = 2,375,640.77 × 385,696.42
  4. Step 4: Simplify right side
    1,583,791.52x = 916,276,132,327.46
  5. Step 5: Solve for x
    x = 916,276,132,327.46/1,583,791.52
  6. Step 6: Final answer
    x = 578,533.30

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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.