Home / 1,179,272.80-1,768,909.20-1,088,034.40

Finding the Fourth Proportional to 1,179,272.80, 1,768,909.20 and 1,088,034.40

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Solution

The fourth proportional to 1,179,272.80, 1,768,909.20 and 1,088,034.40 is: 1,632,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,272.80 : 1,768,909.20 = 1,088,034.40 : x
  2. Step 2: Convert to fraction form
    1,179,272.80/1,768,909.20 = 1,088,034.40/x
  3. Step 3: Cross multiply
    1,179,272.80x = 1,768,909.20 × 1,088,034.40
  4. Step 4: Simplify right side
    1,179,272.80x = 1,924,634,060,076.48
  5. Step 5: Solve for x
    x = 1,924,634,060,076.48/1,179,272.80
  6. Step 6: Final answer
    x = 1,632,051.60

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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.