Home / 1,548,009.20-2,322,013.80-1,170,095.60

Finding the Fourth Proportional to 1,548,009.20, 2,322,013.80 and 1,170,095.60

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Solution

The fourth proportional to 1,548,009.20, 2,322,013.80 and 1,170,095.60 is: 1,755,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,009.20 : 2,322,013.80 = 1,170,095.60 : x
  2. Step 2: Convert to fraction form
    1,548,009.20/2,322,013.80 = 1,170,095.60/x
  3. Step 3: Cross multiply
    1,548,009.20x = 2,322,013.80 × 1,170,095.60
  4. Step 4: Simplify right side
    1,548,009.20x = 2,716,978,130,519.28
  5. Step 5: Solve for x
    x = 2,716,978,130,519.28/1,548,009.20
  6. Step 6: Final answer
    x = 1,755,143.40

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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.