Home / 4,540,444.47-6,810,469.88-1,128,658.86

Finding the Fourth Proportional to 4,540,444.47, 6,810,469.88 and 1,128,658.86

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Solution

The fourth proportional to 4,540,444.47, 6,810,469.88 and 1,128,658.86 is: 1,692,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540,444.47 : 6,810,469.88 = 1,128,658.86 : x
  2. Step 2: Convert to fraction form
    4,540,444.47/6,810,469.88 = 1,128,658.86/x
  3. Step 3: Cross multiply
    4,540,444.47x = 6,810,469.88 × 1,128,658.86
  4. Step 4: Simplify right side
    4,540,444.47x = 7,686,697,165,181.84
  5. Step 5: Solve for x
    x = 7,686,697,165,181.84/4,540,444.47
  6. Step 6: Final answer
    x = 1,692,939.36

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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.