Home / 1,288,652.12-1,933,641.48-531,053.36

Finding the Fourth Proportional to 1,288,652.12, 1,933,641.48 and 531,053.36

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Solution

The fourth proportional to 1,288,652.12, 1,933,641.48 and 531,053.36 is: 796,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,652.12 : 1,933,641.48 = 531,053.36 : x
  2. Step 2: Convert to fraction form
    1,288,652.12/1,933,641.48 = 531,053.36/x
  3. Step 3: Cross multiply
    1,288,652.12x = 1,933,641.48 × 531,053.36
  4. Step 4: Simplify right side
    1,288,652.12x = 1,026,866,804,989.37
  5. Step 5: Solve for x
    x = 1,026,866,804,989.37/1,288,652.12
  6. Step 6: Final answer
    x = 796,853.39

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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.