Home / 934,930.98-1,400,969.43-555,103.75

Finding the Fourth Proportional to 934,930.98, 1,400,969.43 and 555,103.75

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Solution

The fourth proportional to 934,930.98, 1,400,969.43 and 555,103.75 is: 831,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,930.98 : 1,400,969.43 = 555,103.75 : x
  2. Step 2: Convert to fraction form
    934,930.98/1,400,969.43 = 555,103.75/x
  3. Step 3: Cross multiply
    934,930.98x = 1,400,969.43 × 555,103.75
  4. Step 4: Simplify right side
    934,930.98x = 777,683,384,228.36
  5. Step 5: Solve for x
    x = 777,683,384,228.36/934,930.98
  6. Step 6: Final answer
    x = 831,808.34

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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.