Home / 1,055,972.88-1,455,832.84-838,901.84

Finding the Fourth Proportional to 1,055,972.88, 1,455,832.84 and 838,901.84

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Solution

The fourth proportional to 1,055,972.88, 1,455,832.84 and 838,901.84 is: 1,156,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,972.88 : 1,455,832.84 = 838,901.84 : x
  2. Step 2: Convert to fraction form
    1,055,972.88/1,455,832.84 = 838,901.84/x
  3. Step 3: Cross multiply
    1,055,972.88x = 1,455,832.84 × 838,901.84
  4. Step 4: Simplify right side
    1,055,972.88x = 1,221,300,848,208.43
  5. Step 5: Solve for x
    x = 1,221,300,848,208.43/1,055,972.88
  6. Step 6: Final answer
    x = 1,156,564.60

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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.