Home / 2,006,131.20-3,009,196.80-1,155,825.60

Finding the Fourth Proportional to 2,006,131.20, 3,009,196.80 and 1,155,825.60

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Solution

The fourth proportional to 2,006,131.20, 3,009,196.80 and 1,155,825.60 is: 1,733,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,131.20 : 3,009,196.80 = 1,155,825.60 : x
  2. Step 2: Convert to fraction form
    2,006,131.20/3,009,196.80 = 1,155,825.60/x
  3. Step 3: Cross multiply
    2,006,131.20x = 3,009,196.80 × 1,155,825.60
  4. Step 4: Simplify right side
    2,006,131.20x = 3,478,106,696,878.08
  5. Step 5: Solve for x
    x = 3,478,106,696,878.08/2,006,131.20
  6. Step 6: Final answer
    x = 1,733,738.40

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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.