Home / 919,035.61-1,377,292.27-581,471.97

Finding the Fourth Proportional to 919,035.61, 1,377,292.27 and 581,471.97

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Solution

The fourth proportional to 919,035.61, 1,377,292.27 and 581,471.97 is: 871,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,035.61 : 1,377,292.27 = 581,471.97 : x
  2. Step 2: Convert to fraction form
    919,035.61/1,377,292.27 = 581,471.97/x
  3. Step 3: Cross multiply
    919,035.61x = 1,377,292.27 × 581,471.97
  4. Step 4: Simplify right side
    919,035.61x = 800,856,849,502.67
  5. Step 5: Solve for x
    x = 800,856,849,502.67/919,035.61
  6. Step 6: Final answer
    x = 871,410.03

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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.