Home / 1,212,281.22-1,672,577.10-702,881.94

Finding the Fourth Proportional to 1,212,281.22, 1,672,577.10 and 702,881.94

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Solution

The fourth proportional to 1,212,281.22, 1,672,577.10 and 702,881.94 is: 969,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,281.22 : 1,672,577.10 = 702,881.94 : x
  2. Step 2: Convert to fraction form
    1,212,281.22/1,672,577.10 = 702,881.94/x
  3. Step 3: Cross multiply
    1,212,281.22x = 1,672,577.10 × 702,881.94
  4. Step 4: Simplify right side
    1,212,281.22x = 1,175,624,236,847.57
  5. Step 5: Solve for x
    x = 1,175,624,236,847.57/1,212,281.22
  6. Step 6: Final answer
    x = 969,761.98

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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.