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Finding the Fourth Proportional to 3,831,794.64, 5,747,827.68 and 953,176.32

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Solution

The fourth proportional to 3,831,794.64, 5,747,827.68 and 953,176.32 is: 1,429,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,794.64 : 5,747,827.68 = 953,176.32 : x
  2. Step 2: Convert to fraction form
    3,831,794.64/5,747,827.68 = 953,176.32/x
  3. Step 3: Cross multiply
    3,831,794.64x = 5,747,827.68 × 953,176.32
  4. Step 4: Simplify right side
    3,831,794.64x = 5,478,693,236,016.54
  5. Step 5: Solve for x
    x = 5,478,693,236,016.54/3,831,794.64
  6. Step 6: Final answer
    x = 1,429,798.24

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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.