Home / 960,051.40-1,440,077.10-890,067.40

Finding the Fourth Proportional to 960,051.40, 1,440,077.10 and 890,067.40

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Solution

The fourth proportional to 960,051.40, 1,440,077.10 and 890,067.40 is: 1,335,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,051.40 : 1,440,077.10 = 890,067.40 : x
  2. Step 2: Convert to fraction form
    960,051.40/1,440,077.10 = 890,067.40/x
  3. Step 3: Cross multiply
    960,051.40x = 1,440,077.10 × 890,067.40
  4. Step 4: Simplify right side
    960,051.40x = 1,281,765,680,196.54
  5. Step 5: Solve for x
    x = 1,281,765,680,196.54/960,051.40
  6. Step 6: Final answer
    x = 1,335,101.10

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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.