Home / 1,190,282.88-1,642,190.76-673,966.20

Finding the Fourth Proportional to 1,190,282.88, 1,642,190.76 and 673,966.20

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Solution

The fourth proportional to 1,190,282.88, 1,642,190.76 and 673,966.20 is: 929,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,282.88 : 1,642,190.76 = 673,966.20 : x
  2. Step 2: Convert to fraction form
    1,190,282.88/1,642,190.76 = 673,966.20/x
  3. Step 3: Cross multiply
    1,190,282.88x = 1,642,190.76 × 673,966.20
  4. Step 4: Simplify right side
    1,190,282.88x = 1,106,781,066,192.31
  5. Step 5: Solve for x
    x = 1,106,781,066,192.31/1,190,282.88
  6. Step 6: Final answer
    x = 929,847.08

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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.