Home / 1,000,055.88-1,380,080.75-541,170.40

Finding the Fourth Proportional to 1,000,055.88, 1,380,080.75 and 541,170.40

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Solution

The fourth proportional to 1,000,055.88, 1,380,080.75 and 541,170.40 is: 746,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,055.88 : 1,380,080.75 = 541,170.40 : x
  2. Step 2: Convert to fraction form
    1,000,055.88/1,380,080.75 = 541,170.40/x
  3. Step 3: Cross multiply
    1,000,055.88x = 1,380,080.75 × 541,170.40
  4. Step 4: Simplify right side
    1,000,055.88x = 746,858,848,803.95
  5. Step 5: Solve for x
    x = 746,858,848,803.95/1,000,055.88
  6. Step 6: Final answer
    x = 746,817.12

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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.