Home / 1,240,722.44-1,860,066.70-441,548.90

Finding the Fourth Proportional to 1,240,722.44, 1,860,066.70 and 441,548.90

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Solution

The fourth proportional to 1,240,722.44, 1,860,066.70 and 441,548.90 is: 661,961.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,722.44 : 1,860,066.70 = 441,548.90 : x
  2. Step 2: Convert to fraction form
    1,240,722.44/1,860,066.70 = 441,548.90/x
  3. Step 3: Cross multiply
    1,240,722.44x = 1,860,066.70 × 441,548.90
  4. Step 4: Simplify right side
    1,240,722.44x = 821,310,405,311.63
  5. Step 5: Solve for x
    x = 821,310,405,311.63/1,240,722.44
  6. Step 6: Final answer
    x = 661,961.43

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1.5x scale

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.