Home / 3,108,357.25-4,662,798.32-864,495.25

Finding the Fourth Proportional to 3,108,357.25, 4,662,798.32 and 864,495.25

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Solution

The fourth proportional to 3,108,357.25, 4,662,798.32 and 864,495.25 is: 1,296,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,357.25 : 4,662,798.32 = 864,495.25 : x
  2. Step 2: Convert to fraction form
    3,108,357.25/4,662,798.32 = 864,495.25/x
  3. Step 3: Cross multiply
    3,108,357.25x = 4,662,798.32 × 864,495.25
  4. Step 4: Simplify right side
    3,108,357.25x = 4,030,966,999,347.98
  5. Step 5: Solve for x
    x = 4,030,966,999,347.98/3,108,357.25
  6. Step 6: Final answer
    x = 1,296,815.87

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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.