Home / 2,185,235.60-3,277,853.40-689,327.60

Finding the Fourth Proportional to 2,185,235.60, 3,277,853.40 and 689,327.60

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Solution

The fourth proportional to 2,185,235.60, 3,277,853.40 and 689,327.60 is: 1,033,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,235.60 : 3,277,853.40 = 689,327.60 : x
  2. Step 2: Convert to fraction form
    2,185,235.60/3,277,853.40 = 689,327.60/x
  3. Step 3: Cross multiply
    2,185,235.60x = 3,277,853.40 × 689,327.60
  4. Step 4: Simplify right side
    2,185,235.60x = 2,259,514,817,373.84
  5. Step 5: Solve for x
    x = 2,259,514,817,373.84/2,185,235.60
  6. Step 6: Final answer
    x = 1,033,991.40

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Double scale
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Similar ratio
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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.