Home / 1,632,945.28-2,253,541.40-907,805.10

Finding the Fourth Proportional to 1,632,945.28, 2,253,541.40 and 907,805.10

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Solution

The fourth proportional to 1,632,945.28, 2,253,541.40 and 907,805.10 is: 1,252,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,945.28 : 2,253,541.40 = 907,805.10 : x
  2. Step 2: Convert to fraction form
    1,632,945.28/2,253,541.40 = 907,805.10/x
  3. Step 3: Cross multiply
    1,632,945.28x = 2,253,541.40 × 907,805.10
  4. Step 4: Simplify right side
    1,632,945.28x = 2,045,776,375,981.14
  5. Step 5: Solve for x
    x = 2,045,776,375,981.14/1,632,945.28
  6. Step 6: Final answer
    x = 1,252,813.80

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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.