Home / 2,565,845.37-3,540,876.00-1,388,444.25

Finding the Fourth Proportional to 2,565,845.37, 3,540,876.00 and 1,388,444.25

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Solution

The fourth proportional to 2,565,845.37, 3,540,876.00 and 1,388,444.25 is: 1,916,058.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,845.37 : 3,540,876.00 = 1,388,444.25 : x
  2. Step 2: Convert to fraction form
    2,565,845.37/3,540,876.00 = 1,388,444.25/x
  3. Step 3: Cross multiply
    2,565,845.37x = 3,540,876.00 × 1,388,444.25
  4. Step 4: Simplify right side
    2,565,845.37x = 4,916,308,920,177.86
  5. Step 5: Solve for x
    x = 4,916,308,920,177.86/2,565,845.37
  6. Step 6: Final answer
    x = 1,916,058.14

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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.