Home / 2,148,163.47-2,964,486.80-1,181,300.49

Finding the Fourth Proportional to 2,148,163.47, 2,964,486.80 and 1,181,300.49

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Solution

The fourth proportional to 2,148,163.47, 2,964,486.80 and 1,181,300.49 is: 1,630,206.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,163.47 : 2,964,486.80 = 1,181,300.49 : x
  2. Step 2: Convert to fraction form
    2,148,163.47/2,964,486.80 = 1,181,300.49/x
  3. Step 3: Cross multiply
    2,148,163.47x = 2,964,486.80 × 1,181,300.49
  4. Step 4: Simplify right side
    2,148,163.47x = 3,501,949,712,391.78
  5. Step 5: Solve for x
    x = 3,501,949,712,391.78/2,148,163.47
  6. Step 6: Final answer
    x = 1,630,206.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.