Home / 1,192,896.30-1,646,213.79-649,032.47

Finding the Fourth Proportional to 1,192,896.30, 1,646,213.79 and 649,032.47

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Solution

The fourth proportional to 1,192,896.30, 1,646,213.79 and 649,032.47 is: 895,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,896.30 : 1,646,213.79 = 649,032.47 : x
  2. Step 2: Convert to fraction form
    1,192,896.30/1,646,213.79 = 649,032.47/x
  3. Step 3: Cross multiply
    1,192,896.30x = 1,646,213.79 × 649,032.47
  4. Step 4: Simplify right side
    1,192,896.30x = 1,068,446,202,271.76
  5. Step 5: Solve for x
    x = 1,068,446,202,271.76/1,192,896.30
  6. Step 6: Final answer
    x = 895,674.00

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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.