Home / 1,013,900.98-1,399,087.66-605,921.60

Finding the Fourth Proportional to 1,013,900.98, 1,399,087.66 and 605,921.60

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Solution

The fourth proportional to 1,013,900.98, 1,399,087.66 and 605,921.60 is: 836,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,900.98 : 1,399,087.66 = 605,921.60 : x
  2. Step 2: Convert to fraction form
    1,013,900.98/1,399,087.66 = 605,921.60/x
  3. Step 3: Cross multiply
    1,013,900.98x = 1,399,087.66 × 605,921.60
  4. Step 4: Simplify right side
    1,013,900.98x = 847,737,433,487.46
  5. Step 5: Solve for x
    x = 847,737,433,487.46/1,013,900.98
  6. Step 6: Final answer
    x = 836,114.62

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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.