Home / 2,013,120.80-3,017,712.90-1,800,544.40

Finding the Fourth Proportional to 2,013,120.80, 3,017,712.90 and 1,800,544.40

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Solution

The fourth proportional to 2,013,120.80, 3,017,712.90 and 1,800,544.40 is: 2,699,056.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,120.80 : 3,017,712.90 = 1,800,544.40 : x
  2. Step 2: Convert to fraction form
    2,013,120.80/3,017,712.90 = 1,800,544.40/x
  3. Step 3: Cross multiply
    2,013,120.80x = 3,017,712.90 × 1,800,544.40
  4. Step 4: Simplify right side
    2,013,120.80x = 5,433,526,062,902.76
  5. Step 5: Solve for x
    x = 5,433,526,062,902.76/2,013,120.80
  6. Step 6: Final answer
    x = 2,699,056.14

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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.