Home / 3,641,784.21-5,026,030.89-3,127,241.37

Finding the Fourth Proportional to 3,641,784.21, 5,026,030.89 and 3,127,241.37

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Solution

The fourth proportional to 3,641,784.21, 5,026,030.89 and 3,127,241.37 is: 4,315,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,784.21 : 5,026,030.89 = 3,127,241.37 : x
  2. Step 2: Convert to fraction form
    3,641,784.21/5,026,030.89 = 3,127,241.37/x
  3. Step 3: Cross multiply
    3,641,784.21x = 5,026,030.89 × 3,127,241.37
  4. Step 4: Simplify right side
    3,641,784.21x = 15,717,611,726,105.92
  5. Step 5: Solve for x
    x = 15,717,611,726,105.92/3,641,784.21
  6. Step 6: Final answer
    x = 4,315,909.68

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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.