Home / 2,087,127.20-3,133,023.60-1,615,901.60

Finding the Fourth Proportional to 2,087,127.20, 3,133,023.60 and 1,615,901.60

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Solution

The fourth proportional to 2,087,127.20, 3,133,023.60 and 1,615,901.60 is: 2,425,658.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,127.20 : 3,133,023.60 = 1,615,901.60 : x
  2. Step 2: Convert to fraction form
    2,087,127.20/3,133,023.60 = 1,615,901.60/x
  3. Step 3: Cross multiply
    2,087,127.20x = 3,133,023.60 × 1,615,901.60
  4. Step 4: Simplify right side
    2,087,127.20x = 5,062,657,848,077.76
  5. Step 5: Solve for x
    x = 5,062,657,848,077.76/2,087,127.20
  6. Step 6: Final answer
    x = 2,425,658.51

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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.