Home / 1,184,789.77-1,635,010.37-640,925.44

Finding the Fourth Proportional to 1,184,789.77, 1,635,010.37 and 640,925.44

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Solution

The fourth proportional to 1,184,789.77, 1,635,010.37 and 640,925.44 is: 884,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,789.77 : 1,635,010.37 = 640,925.44 : x
  2. Step 2: Convert to fraction form
    1,184,789.77/1,635,010.37 = 640,925.44/x
  3. Step 3: Cross multiply
    1,184,789.77x = 1,635,010.37 × 640,925.44
  4. Step 4: Simplify right side
    1,184,789.77x = 1,047,919,737,592.19
  5. Step 5: Solve for x
    x = 1,047,919,737,592.19/1,184,789.77
  6. Step 6: Final answer
    x = 884,477.37

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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.