Home / 1,282,023.70-1,923,035.55-618,471.70

Finding the Fourth Proportional to 1,282,023.70, 1,923,035.55 and 618,471.70

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Solution

The fourth proportional to 1,282,023.70, 1,923,035.55 and 618,471.70 is: 927,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,023.70 : 1,923,035.55 = 618,471.70 : x
  2. Step 2: Convert to fraction form
    1,282,023.70/1,923,035.55 = 618,471.70/x
  3. Step 3: Cross multiply
    1,282,023.70x = 1,923,035.55 × 618,471.70
  4. Step 4: Simplify right side
    1,282,023.70x = 1,189,343,065,768.94
  5. Step 5: Solve for x
    x = 1,189,343,065,768.94/1,282,023.70
  6. Step 6: Final answer
    x = 927,707.55

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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.