Home / 3,136,012.40-4,704,018.60-2,428,223.60

Finding the Fourth Proportional to 3,136,012.40, 4,704,018.60 and 2,428,223.60

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Solution

The fourth proportional to 3,136,012.40, 4,704,018.60 and 2,428,223.60 is: 3,642,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,012.40 : 4,704,018.60 = 2,428,223.60 : x
  2. Step 2: Convert to fraction form
    3,136,012.40/4,704,018.60 = 2,428,223.60/x
  3. Step 3: Cross multiply
    3,136,012.40x = 4,704,018.60 × 2,428,223.60
  4. Step 4: Simplify right side
    3,136,012.40x = 11,422,408,979,358.96
  5. Step 5: Solve for x
    x = 11,422,408,979,358.96/3,136,012.40
  6. Step 6: Final answer
    x = 3,642,335.40

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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.