Home / 1,819,937.70-2,728,922.40-755,087.40

Finding the Fourth Proportional to 1,819,937.70, 2,728,922.40 and 755,087.40

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Solution

The fourth proportional to 1,819,937.70, 2,728,922.40 and 755,087.40 is: 1,132,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,937.70 : 2,728,922.40 = 755,087.40 : x
  2. Step 2: Convert to fraction form
    1,819,937.70/2,728,922.40 = 755,087.40/x
  3. Step 3: Cross multiply
    1,819,937.70x = 2,728,922.40 × 755,087.40
  4. Step 4: Simplify right side
    1,819,937.70x = 2,060,574,919,817.76
  5. Step 5: Solve for x
    x = 2,060,574,919,817.76/1,819,937.70
  6. Step 6: Final answer
    x = 1,132,222.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.