Home / 3,181,065.52-4,774,587.96-1,665,835.60

Finding the Fourth Proportional to 3,181,065.52, 4,774,587.96 and 1,665,835.60

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Solution

The fourth proportional to 3,181,065.52, 4,774,587.96 and 1,665,835.60 is: 2,500,319.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,065.52 : 4,774,587.96 = 1,665,835.60 : x
  2. Step 2: Convert to fraction form
    3,181,065.52/4,774,587.96 = 1,665,835.60/x
  3. Step 3: Cross multiply
    3,181,065.52x = 4,774,587.96 × 1,665,835.60
  4. Step 4: Simplify right side
    3,181,065.52x = 7,953,678,599,099.38
  5. Step 5: Solve for x
    x = 7,953,678,599,099.38/3,181,065.52
  6. Step 6: Final answer
    x = 2,500,319.01

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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.