Home / 5,285,324.74-7,929,166.27-1,691,307.36

Finding the Fourth Proportional to 5,285,324.74, 7,929,166.27 and 1,691,307.36

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Solution

The fourth proportional to 5,285,324.74, 7,929,166.27 and 1,691,307.36 is: 2,537,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285,324.74 : 7,929,166.27 = 1,691,307.36 : x
  2. Step 2: Convert to fraction form
    5,285,324.74/7,929,166.27 = 1,691,307.36/x
  3. Step 3: Cross multiply
    5,285,324.74x = 7,929,166.27 × 1,691,307.36
  4. Step 4: Simplify right side
    5,285,324.74x = 13,410,657,271,114.75
  5. Step 5: Solve for x
    x = 13,410,657,271,114.75/5,285,324.74
  6. Step 6: Final answer
    x = 2,537,338.37

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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.