Home / 3,564,407.70-5,346,611.55-1,645,315.20

Finding the Fourth Proportional to 3,564,407.70, 5,346,611.55 and 1,645,315.20

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Solution

The fourth proportional to 3,564,407.70, 5,346,611.55 and 1,645,315.20 is: 2,467,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,407.70 : 5,346,611.55 = 1,645,315.20 : x
  2. Step 2: Convert to fraction form
    3,564,407.70/5,346,611.55 = 1,645,315.20/x
  3. Step 3: Cross multiply
    3,564,407.70x = 5,346,611.55 × 1,645,315.20
  4. Step 4: Simplify right side
    3,564,407.70x = 8,796,861,251,710.56
  5. Step 5: Solve for x
    x = 8,796,861,251,710.56/3,564,407.70
  6. Step 6: Final answer
    x = 2,467,972.80

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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.