Home / 1,339,468.77-2,009,452.38-440,973.69

Finding the Fourth Proportional to 1,339,468.77, 2,009,452.38 and 440,973.69

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Solution

The fourth proportional to 1,339,468.77, 2,009,452.38 and 440,973.69 is: 661,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,468.77 : 2,009,452.38 = 440,973.69 : x
  2. Step 2: Convert to fraction form
    1,339,468.77/2,009,452.38 = 440,973.69/x
  3. Step 3: Cross multiply
    1,339,468.77x = 2,009,452.38 × 440,973.69
  4. Step 4: Simplify right side
    1,339,468.77x = 886,115,630,887.88
  5. Step 5: Solve for x
    x = 886,115,630,887.88/1,339,468.77
  6. Step 6: Final answer
    x = 661,542.58

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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.