Home / 1,458,163.80-2,187,245.70-571,699.80

Finding the Fourth Proportional to 1,458,163.80, 2,187,245.70 and 571,699.80

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Solution

The fourth proportional to 1,458,163.80, 2,187,245.70 and 571,699.80 is: 857,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,163.80 : 2,187,245.70 = 571,699.80 : x
  2. Step 2: Convert to fraction form
    1,458,163.80/2,187,245.70 = 571,699.80/x
  3. Step 3: Cross multiply
    1,458,163.80x = 2,187,245.70 × 571,699.80
  4. Step 4: Simplify right side
    1,458,163.80x = 1,250,447,929,240.86
  5. Step 5: Solve for x
    x = 1,250,447,929,240.86/1,458,163.80
  6. Step 6: Final answer
    x = 857,549.70

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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.