Home / 1,609,929.98-2,221,218.42-965,114.90

Finding the Fourth Proportional to 1,609,929.98, 2,221,218.42 and 965,114.90

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Solution

The fourth proportional to 1,609,929.98, 2,221,218.42 and 965,114.90 is: 1,331,567.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,929.98 : 2,221,218.42 = 965,114.90 : x
  2. Step 2: Convert to fraction form
    1,609,929.98/2,221,218.42 = 965,114.90/x
  3. Step 3: Cross multiply
    1,609,929.98x = 2,221,218.42 × 965,114.90
  4. Step 4: Simplify right side
    1,609,929.98x = 2,143,730,993,296.46
  5. Step 5: Solve for x
    x = 2,143,730,993,296.46/1,609,929.98
  6. Step 6: Final answer
    x = 1,331,567.84

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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.