Home / 1,998,527.70-2,997,791.55-1,864,683.30

Finding the Fourth Proportional to 1,998,527.70, 2,997,791.55 and 1,864,683.30

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Solution

The fourth proportional to 1,998,527.70, 2,997,791.55 and 1,864,683.30 is: 2,797,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,527.70 : 2,997,791.55 = 1,864,683.30 : x
  2. Step 2: Convert to fraction form
    1,998,527.70/2,997,791.55 = 1,864,683.30/x
  3. Step 3: Cross multiply
    1,998,527.70x = 2,997,791.55 × 1,864,683.30
  4. Step 4: Simplify right side
    1,998,527.70x = 5,589,931,840,166.12
  5. Step 5: Solve for x
    x = 5,589,931,840,166.12/1,998,527.70
  6. Step 6: Final answer
    x = 2,797,024.95

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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.