Home / 2,257,186.10-3,385,889.86-909,166.68

Finding the Fourth Proportional to 2,257,186.10, 3,385,889.86 and 909,166.68

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Solution

The fourth proportional to 2,257,186.10, 3,385,889.86 and 909,166.68 is: 1,363,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,186.10 : 3,385,889.86 = 909,166.68 : x
  2. Step 2: Convert to fraction form
    2,257,186.10/3,385,889.86 = 909,166.68/x
  3. Step 3: Cross multiply
    2,257,186.10x = 3,385,889.86 × 909,166.68
  4. Step 4: Simplify right side
    2,257,186.10x = 3,078,338,242,293.64
  5. Step 5: Solve for x
    x = 3,078,338,242,293.64/2,257,186.10
  6. Step 6: Final answer
    x = 1,363,794.62

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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.