Home / 3,074,564.57-4,614,645.68-1,636,455.47

Finding the Fourth Proportional to 3,074,564.57, 4,614,645.68 and 1,636,455.47

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Solution

The fourth proportional to 3,074,564.57, 4,614,645.68 and 1,636,455.47 is: 2,456,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,564.57 : 4,614,645.68 = 1,636,455.47 : x
  2. Step 2: Convert to fraction form
    3,074,564.57/4,614,645.68 = 1,636,455.47/x
  3. Step 3: Cross multiply
    3,074,564.57x = 4,614,645.68 × 1,636,455.47
  4. Step 4: Simplify right side
    3,074,564.57x = 7,551,662,156,965.59
  5. Step 5: Solve for x
    x = 7,551,662,156,965.59/3,074,564.57
  6. Step 6: Final answer
    x = 2,456,172.89

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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.