Home / 2,068,460.40-3,102,690.60-648,514.20

Finding the Fourth Proportional to 2,068,460.40, 3,102,690.60 and 648,514.20

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Solution

The fourth proportional to 2,068,460.40, 3,102,690.60 and 648,514.20 is: 972,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,460.40 : 3,102,690.60 = 648,514.20 : x
  2. Step 2: Convert to fraction form
    2,068,460.40/3,102,690.60 = 648,514.20/x
  3. Step 3: Cross multiply
    2,068,460.40x = 3,102,690.60 × 648,514.20
  4. Step 4: Simplify right side
    2,068,460.40x = 2,012,138,912,306.52
  5. Step 5: Solve for x
    x = 2,012,138,912,306.52/2,068,460.40
  6. Step 6: Final answer
    x = 972,771.30

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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.