Home / 3,636,478-5,454,744.32-1,614,178.28

Finding the Fourth Proportional to 3,636,478, 5,454,744.32 and 1,614,178.28

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Solution

The fourth proportional to 3,636,478, 5,454,744.32 and 1,614,178.28 is: 2,421,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,478 : 5,454,744.32 = 1,614,178.28 : x
  2. Step 2: Convert to fraction form
    3,636,478/5,454,744.32 = 1,614,178.28/x
  3. Step 3: Cross multiply
    3,636,478x = 5,454,744.32 × 1,614,178.28
  4. Step 4: Simplify right side
    3,636,478x = 8,804,929,804,297.37
  5. Step 5: Solve for x
    x = 8,804,929,804,297.37/3,636,478
  6. Step 6: Final answer
    x = 2,421,279.55

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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.