Home / 1,133,998.80-1,700,998.20-1,001,138.55

Finding the Fourth Proportional to 1,133,998.80, 1,700,998.20 and 1,001,138.55

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Solution

The fourth proportional to 1,133,998.80, 1,700,998.20 and 1,001,138.55 is: 1,501,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,998.80 : 1,700,998.20 = 1,001,138.55 : x
  2. Step 2: Convert to fraction form
    1,133,998.80/1,700,998.20 = 1,001,138.55/x
  3. Step 3: Cross multiply
    1,133,998.80x = 1,700,998.20 × 1,001,138.55
  4. Step 4: Simplify right side
    1,133,998.80x = 1,702,934,871,500.61
  5. Step 5: Solve for x
    x = 1,702,934,871,500.61/1,133,998.80
  6. Step 6: Final answer
    x = 1,501,707.83

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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.