Home / 2,850,712.80-4,270,107.60-1,335,688.80

Finding the Fourth Proportional to 2,850,712.80, 4,270,107.60 and 1,335,688.80

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Solution

The fourth proportional to 2,850,712.80, 4,270,107.60 and 1,335,688.80 is: 2,000,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,712.80 : 4,270,107.60 = 1,335,688.80 : x
  2. Step 2: Convert to fraction form
    2,850,712.80/4,270,107.60 = 1,335,688.80/x
  3. Step 3: Cross multiply
    2,850,712.80x = 4,270,107.60 × 1,335,688.80
  4. Step 4: Simplify right side
    2,850,712.80x = 5,703,534,896,114.88
  5. Step 5: Solve for x
    x = 5,703,534,896,114.88/2,850,712.80
  6. Step 6: Final answer
    x = 2,000,739.92

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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.