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Finding the Fourth Proportional to 940,461.60, 1,410,692.40 and 935,212.80

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Solution

The fourth proportional to 940,461.60, 1,410,692.40 and 935,212.80 is: 1,402,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,461.60 : 1,410,692.40 = 935,212.80 : x
  2. Step 2: Convert to fraction form
    940,461.60/1,410,692.40 = 935,212.80/x
  3. Step 3: Cross multiply
    940,461.60x = 1,410,692.40 × 935,212.80
  4. Step 4: Simplify right side
    940,461.60x = 1,319,297,589,342.72
  5. Step 5: Solve for x
    x = 1,319,297,589,342.72/940,461.60
  6. Step 6: Final answer
    x = 1,402,819.20

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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.