Home / 1,080,440.72-1,490,968.13-596,995.86

Finding the Fourth Proportional to 1,080,440.72, 1,490,968.13 and 596,995.86

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Solution

The fourth proportional to 1,080,440.72, 1,490,968.13 and 596,995.86 is: 823,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,440.72 : 1,490,968.13 = 596,995.86 : x
  2. Step 2: Convert to fraction form
    1,080,440.72/1,490,968.13 = 596,995.86/x
  3. Step 3: Cross multiply
    1,080,440.72x = 1,490,968.13 × 596,995.86
  4. Step 4: Simplify right side
    1,080,440.72x = 890,101,801,001.94
  5. Step 5: Solve for x
    x = 890,101,801,001.94/1,080,440.72
  6. Step 6: Final answer
    x = 823,832.15

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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.