Home / 3,989,186.52-5,983,779.76-997,370.52

Finding the Fourth Proportional to 3,989,186.52, 5,983,779.76 and 997,370.52

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Solution

The fourth proportional to 3,989,186.52, 5,983,779.76 and 997,370.52 is: 1,496,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,186.52 : 5,983,779.76 = 997,370.52 : x
  2. Step 2: Convert to fraction form
    3,989,186.52/5,983,779.76 = 997,370.52/x
  3. Step 3: Cross multiply
    3,989,186.52x = 5,983,779.76 × 997,370.52
  4. Step 4: Simplify right side
    3,989,186.52x = 5,968,045,530,796.68
  5. Step 5: Solve for x
    x = 5,968,045,530,796.68/3,989,186.52
  6. Step 6: Final answer
    x = 1,496,055.77

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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.