Home / 1,080,066.90-1,490,463.42-596,621.64

Finding the Fourth Proportional to 1,080,066.90, 1,490,463.42 and 596,621.64

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Solution

The fourth proportional to 1,080,066.90, 1,490,463.42 and 596,621.64 is: 823,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,066.90 : 1,490,463.42 = 596,621.64 : x
  2. Step 2: Convert to fraction form
    1,080,066.90/1,490,463.42 = 596,621.64/x
  3. Step 3: Cross multiply
    1,080,066.90x = 1,490,463.42 × 596,621.64
  4. Step 4: Simplify right side
    1,080,066.90x = 889,242,730,000.41
  5. Step 5: Solve for x
    x = 889,242,730,000.41/1,080,066.90
  6. Step 6: Final answer
    x = 823,321.90

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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.