Home / 1,025,682.10-1,538,523.15-277,726.90

Finding the Fourth Proportional to 1,025,682.10, 1,538,523.15 and 277,726.90

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Solution

The fourth proportional to 1,025,682.10, 1,538,523.15 and 277,726.90 is: 416,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,682.10 : 1,538,523.15 = 277,726.90 : x
  2. Step 2: Convert to fraction form
    1,025,682.10/1,538,523.15 = 277,726.90/x
  3. Step 3: Cross multiply
    1,025,682.10x = 1,538,523.15 × 277,726.90
  4. Step 4: Simplify right side
    1,025,682.10x = 427,289,265,027.74
  5. Step 5: Solve for x
    x = 427,289,265,027.74/1,025,682.10
  6. Step 6: Final answer
    x = 416,590.35

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Double scale
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Similar ratio
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1.5x scale

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.