Home / 1,530,011.70-2,293,468.02-769,555.08

Finding the Fourth Proportional to 1,530,011.70, 2,293,468.02 and 769,555.08

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Solution

The fourth proportional to 1,530,011.70, 2,293,468.02 and 769,555.08 is: 1,153,553.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,011.70 : 2,293,468.02 = 769,555.08 : x
  2. Step 2: Convert to fraction form
    1,530,011.70/2,293,468.02 = 769,555.08/x
  3. Step 3: Cross multiply
    1,530,011.70x = 2,293,468.02 × 769,555.08
  4. Step 4: Simplify right side
    1,530,011.70x = 1,764,949,965,608.54
  5. Step 5: Solve for x
    x = 1,764,949,965,608.54/1,530,011.70
  6. Step 6: Final answer
    x = 1,153,553.25

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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.