Home / 3,564,523.20-5,346,784.80-1,645,430.70

Finding the Fourth Proportional to 3,564,523.20, 5,346,784.80 and 1,645,430.70

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Solution

The fourth proportional to 3,564,523.20, 5,346,784.80 and 1,645,430.70 is: 2,468,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,523.20 : 5,346,784.80 = 1,645,430.70 : x
  2. Step 2: Convert to fraction form
    3,564,523.20/5,346,784.80 = 1,645,430.70/x
  3. Step 3: Cross multiply
    3,564,523.20x = 5,346,784.80 × 1,645,430.70
  4. Step 4: Simplify right side
    3,564,523.20x = 8,797,763,856,213.36
  5. Step 5: Solve for x
    x = 8,797,763,856,213.36/3,564,523.20
  6. Step 6: Final answer
    x = 2,468,146.05

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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.