Home / 3,265,868.21-4,507,051.95-1,815,587.89

Finding the Fourth Proportional to 3,265,868.21, 4,507,051.95 and 1,815,587.89

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Solution

The fourth proportional to 3,265,868.21, 4,507,051.95 and 1,815,587.89 is: 2,505,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265,868.21 : 4,507,051.95 = 1,815,587.89 : x
  2. Step 2: Convert to fraction form
    3,265,868.21/4,507,051.95 = 1,815,587.89/x
  3. Step 3: Cross multiply
    3,265,868.21x = 4,507,051.95 × 1,815,587.89
  4. Step 4: Simplify right side
    3,265,868.21x = 8,182,948,928,753.26
  5. Step 5: Solve for x
    x = 8,182,948,928,753.26/3,265,868.21
  6. Step 6: Final answer
    x = 2,505,596.80

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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.