Home / 1,577,053.85-2,365,580.51-378,976.15

Finding the Fourth Proportional to 1,577,053.85, 2,365,580.51 and 378,976.15

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Solution

The fourth proportional to 1,577,053.85, 2,365,580.51 and 378,976.15 is: 568,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,053.85 : 2,365,580.51 = 378,976.15 : x
  2. Step 2: Convert to fraction form
    1,577,053.85/2,365,580.51 = 378,976.15/x
  3. Step 3: Cross multiply
    1,577,053.85x = 2,365,580.51 × 378,976.15
  4. Step 4: Simplify right side
    1,577,053.85x = 896,498,580,472.05
  5. Step 5: Solve for x
    x = 896,498,580,472.05/1,577,053.85
  6. Step 6: Final answer
    x = 568,464.15

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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.