Home / 2,028,838.38-2,799,762.75-1,123,400.94

Finding the Fourth Proportional to 2,028,838.38, 2,799,762.75 and 1,123,400.94

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Solution

The fourth proportional to 2,028,838.38, 2,799,762.75 and 1,123,400.94 is: 1,550,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,838.38 : 2,799,762.75 = 1,123,400.94 : x
  2. Step 2: Convert to fraction form
    2,028,838.38/2,799,762.75 = 1,123,400.94/x
  3. Step 3: Cross multiply
    2,028,838.38x = 2,799,762.75 × 1,123,400.94
  4. Step 4: Simplify right side
    2,028,838.38x = 3,145,256,105,126.99
  5. Step 5: Solve for x
    x = 3,145,256,105,126.99/2,028,838.38
  6. Step 6: Final answer
    x = 1,550,274.35

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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.