Home / 4,298,711.31-5,932,640.27-3,209,090.81

Finding the Fourth Proportional to 4,298,711.31, 5,932,640.27 and 3,209,090.81

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Solution

The fourth proportional to 4,298,711.31, 5,932,640.27 and 3,209,090.81 is: 4,428,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298,711.31 : 5,932,640.27 = 3,209,090.81 : x
  2. Step 2: Convert to fraction form
    4,298,711.31/5,932,640.27 = 3,209,090.81/x
  3. Step 3: Cross multiply
    4,298,711.31x = 5,932,640.27 × 3,209,090.81
  4. Step 4: Simplify right side
    4,298,711.31x = 19,038,381,347,852.45
  5. Step 5: Solve for x
    x = 19,038,381,347,852.45/4,298,711.31
  6. Step 6: Final answer
    x = 4,428,857.85

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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.