Home / 871,964.19-1,307,770.57-547,607.41

Finding the Fourth Proportional to 871,964.19, 1,307,770.57 and 547,607.41

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Solution

The fourth proportional to 871,964.19, 1,307,770.57 and 547,607.41 is: 821,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,964.19 : 1,307,770.57 = 547,607.41 : x
  2. Step 2: Convert to fraction form
    871,964.19/1,307,770.57 = 547,607.41/x
  3. Step 3: Cross multiply
    871,964.19x = 1,307,770.57 × 547,607.41
  4. Step 4: Simplify right side
    871,964.19x = 716,144,856,402.92
  5. Step 5: Solve for x
    x = 716,144,856,402.92/871,964.19
  6. Step 6: Final answer
    x = 821,300.77

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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.