Home / 3,025,405.12-4,175,146.56-1,667,365.60

Finding the Fourth Proportional to 3,025,405.12, 4,175,146.56 and 1,667,365.60

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Solution

The fourth proportional to 3,025,405.12, 4,175,146.56 and 1,667,365.60 is: 2,301,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,405.12 : 4,175,146.56 = 1,667,365.60 : x
  2. Step 2: Convert to fraction form
    3,025,405.12/4,175,146.56 = 1,667,365.60/x
  3. Step 3: Cross multiply
    3,025,405.12x = 4,175,146.56 × 1,667,365.60
  4. Step 4: Simplify right side
    3,025,405.12x = 6,961,495,749,102.34
  5. Step 5: Solve for x
    x = 6,961,495,749,102.34/3,025,405.12
  6. Step 6: Final answer
    x = 2,301,012.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.