Home / 3,997,490.21-5,996,655.36-1,302,025.31

Finding the Fourth Proportional to 3,997,490.21, 5,996,655.36 and 1,302,025.31

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Solution

The fourth proportional to 3,997,490.21, 5,996,655.36 and 1,302,025.31 is: 1,953,174.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,490.21 : 5,996,655.36 = 1,302,025.31 : x
  2. Step 2: Convert to fraction form
    3,997,490.21/5,996,655.36 = 1,302,025.31/x
  3. Step 3: Cross multiply
    3,997,490.21x = 5,996,655.36 × 1,302,025.31
  4. Step 4: Simplify right side
    3,997,490.21x = 7,807,797,024,083.89
  5. Step 5: Solve for x
    x = 7,807,797,024,083.89/3,997,490.21
  6. Step 6: Final answer
    x = 1,953,174.77

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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.