Home / 2,593,542.40-3,887,980.80-1,646,425.60

Finding the Fourth Proportional to 2,593,542.40, 3,887,980.80 and 1,646,425.60

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Solution

The fourth proportional to 2,593,542.40, 3,887,980.80 and 1,646,425.60 is: 2,468,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593,542.40 : 3,887,980.80 = 1,646,425.60 : x
  2. Step 2: Convert to fraction form
    2,593,542.40/3,887,980.80 = 1,646,425.60/x
  3. Step 3: Cross multiply
    2,593,542.40x = 3,887,980.80 × 1,646,425.60
  4. Step 4: Simplify right side
    2,593,542.40x = 6,401,271,121,428.48
  5. Step 5: Solve for x
    x = 6,401,271,121,428.48/2,593,542.40
  6. Step 6: Final answer
    x = 2,468,157.50

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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.