Home / 1,275,650.60-1,917,623.10-904,245.80

Finding the Fourth Proportional to 1,275,650.60, 1,917,623.10 and 904,245.80

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Solution

The fourth proportional to 1,275,650.60, 1,917,623.10 and 904,245.80 is: 1,359,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,650.60 : 1,917,623.10 = 904,245.80 : x
  2. Step 2: Convert to fraction form
    1,275,650.60/1,917,623.10 = 904,245.80/x
  3. Step 3: Cross multiply
    1,275,650.60x = 1,917,623.10 × 904,245.80
  4. Step 4: Simplify right side
    1,275,650.60x = 1,734,002,634,157.98
  5. Step 5: Solve for x
    x = 1,734,002,634,157.98/1,275,650.60
  6. Step 6: Final answer
    x = 1,359,308.45

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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.