Home / 886,811.02-1,214,935.61-853,600.82

Finding the Fourth Proportional to 886,811.02, 1,214,935.61 and 853,600.82

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Solution

The fourth proportional to 886,811.02, 1,214,935.61 and 853,600.82 is: 1,169,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,811.02 : 1,214,935.61 = 853,600.82 : x
  2. Step 2: Convert to fraction form
    886,811.02/1,214,935.61 = 853,600.82/x
  3. Step 3: Cross multiply
    886,811.02x = 1,214,935.61 × 853,600.82
  4. Step 4: Simplify right side
    886,811.02x = 1,037,070,022,600.52
  5. Step 5: Solve for x
    x = 1,037,070,022,600.52/886,811.02
  6. Step 6: Final answer
    x = 1,169,437.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.