Home / 841,834.11-1,161,756.53-459,885.48

Finding the Fourth Proportional to 841,834.11, 1,161,756.53 and 459,885.48

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Solution

The fourth proportional to 841,834.11, 1,161,756.53 and 459,885.48 is: 634,655.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,834.11 : 1,161,756.53 = 459,885.48 : x
  2. Step 2: Convert to fraction form
    841,834.11/1,161,756.53 = 459,885.48/x
  3. Step 3: Cross multiply
    841,834.11x = 1,161,756.53 × 459,885.48
  4. Step 4: Simplify right side
    841,834.11x = 534,274,957,142.76
  5. Step 5: Solve for x
    x = 534,274,957,142.76/841,834.11
  6. Step 6: Final answer
    x = 634,655.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.