Home / 3,564,219.70-5,346,329.55-1,645,127.20

Finding the Fourth Proportional to 3,564,219.70, 5,346,329.55 and 1,645,127.20

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Solution

The fourth proportional to 3,564,219.70, 5,346,329.55 and 1,645,127.20 is: 2,467,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,219.70 : 5,346,329.55 = 1,645,127.20 : x
  2. Step 2: Convert to fraction form
    3,564,219.70/5,346,329.55 = 1,645,127.20/x
  3. Step 3: Cross multiply
    3,564,219.70x = 5,346,329.55 × 1,645,127.20
  4. Step 4: Simplify right side
    3,564,219.70x = 8,795,392,162,868.76
  5. Step 5: Solve for x
    x = 8,795,392,162,868.76/3,564,219.70
  6. Step 6: Final answer
    x = 2,467,690.80

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Similar ratio
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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.