Home / 1,339,931.73-2,009,465.65-441,159.47

Finding the Fourth Proportional to 1,339,931.73, 2,009,465.65 and 441,159.47

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Solution

The fourth proportional to 1,339,931.73, 2,009,465.65 and 441,159.47 is: 661,596.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,931.73 : 2,009,465.65 = 441,159.47 : x
  2. Step 2: Convert to fraction form
    1,339,931.73/2,009,465.65 = 441,159.47/x
  3. Step 3: Cross multiply
    1,339,931.73x = 2,009,465.65 × 441,159.47
  4. Step 4: Simplify right side
    1,339,931.73x = 886,494,801,137.21
  5. Step 5: Solve for x
    x = 886,494,801,137.21/1,339,931.73
  6. Step 6: Final answer
    x = 661,596.99

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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.