Home / 1,182,912.30-1,774,368.45-809,664.30

Finding the Fourth Proportional to 1,182,912.30, 1,774,368.45 and 809,664.30

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Solution

The fourth proportional to 1,182,912.30, 1,774,368.45 and 809,664.30 is: 1,214,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,912.30 : 1,774,368.45 = 809,664.30 : x
  2. Step 2: Convert to fraction form
    1,182,912.30/1,774,368.45 = 809,664.30/x
  3. Step 3: Cross multiply
    1,182,912.30x = 1,774,368.45 × 809,664.30
  4. Step 4: Simplify right side
    1,182,912.30x = 1,436,642,789,011.34
  5. Step 5: Solve for x
    x = 1,436,642,789,011.34/1,182,912.30
  6. Step 6: Final answer
    x = 1,214,496.45

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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.