Home / 2,209,607.40-3,311,387.16-1,669,419.60

Finding the Fourth Proportional to 2,209,607.40, 3,311,387.16 and 1,669,419.60

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Solution

The fourth proportional to 2,209,607.40, 3,311,387.16 and 1,669,419.60 is: 2,501,844.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,607.40 : 3,311,387.16 = 1,669,419.60 : x
  2. Step 2: Convert to fraction form
    2,209,607.40/3,311,387.16 = 1,669,419.60/x
  3. Step 3: Cross multiply
    2,209,607.40x = 3,311,387.16 × 1,669,419.60
  4. Step 4: Simplify right side
    2,209,607.40x = 5,528,094,628,092.34
  5. Step 5: Solve for x
    x = 5,528,094,628,092.34/2,209,607.40
  6. Step 6: Final answer
    x = 2,501,844.73

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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.