Home / 1,672,801.56-2,308,390.92-947,634.48

Finding the Fourth Proportional to 1,672,801.56, 2,308,390.92 and 947,634.48

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Solution

The fourth proportional to 1,672,801.56, 2,308,390.92 and 947,634.48 is: 1,307,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,801.56 : 2,308,390.92 = 947,634.48 : x
  2. Step 2: Convert to fraction form
    1,672,801.56/2,308,390.92 = 947,634.48/x
  3. Step 3: Cross multiply
    1,672,801.56x = 2,308,390.92 × 947,634.48
  4. Step 4: Simplify right side
    1,672,801.56x = 2,187,510,829,110.92
  5. Step 5: Solve for x
    x = 2,187,510,829,110.92/1,672,801.56
  6. Step 6: Final answer
    x = 1,307,692.96

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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.