Home / 1,371,843.84-1,893,140.80-759,997.76

Finding the Fourth Proportional to 1,371,843.84, 1,893,140.80 and 759,997.76

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Solution

The fourth proportional to 1,371,843.84, 1,893,140.80 and 759,997.76 is: 1,048,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,843.84 : 1,893,140.80 = 759,997.76 : x
  2. Step 2: Convert to fraction form
    1,371,843.84/1,893,140.80 = 759,997.76/x
  3. Step 3: Cross multiply
    1,371,843.84x = 1,893,140.80 × 759,997.76
  4. Step 4: Simplify right side
    1,371,843.84x = 1,438,782,767,364.61
  5. Step 5: Solve for x
    x = 1,438,782,767,364.61/1,371,843.84
  6. Step 6: Final answer
    x = 1,048,794.86

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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.