Home / 1,538,264.57-2,122,847.93-849,980.97

Finding the Fourth Proportional to 1,538,264.57, 2,122,847.93 and 849,980.97

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Solution

The fourth proportional to 1,538,264.57, 2,122,847.93 and 849,980.97 is: 1,172,997.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,264.57 : 2,122,847.93 = 849,980.97 : x
  2. Step 2: Convert to fraction form
    1,538,264.57/2,122,847.93 = 849,980.97/x
  3. Step 3: Cross multiply
    1,538,264.57x = 2,122,847.93 × 849,980.97
  4. Step 4: Simplify right side
    1,538,264.57x = 1,804,380,344,828.84
  5. Step 5: Solve for x
    x = 1,804,380,344,828.84/1,538,264.57
  6. Step 6: Final answer
    x = 1,172,997.41

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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.