Home / 1,339,931.35-2,009,465.09-441,159.10

Finding the Fourth Proportional to 1,339,931.35, 2,009,465.09 and 441,159.10

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Solution

The fourth proportional to 1,339,931.35, 2,009,465.09 and 441,159.10 is: 661,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,931.35 : 2,009,465.09 = 441,159.10 : x
  2. Step 2: Convert to fraction form
    1,339,931.35/2,009,465.09 = 441,159.10/x
  3. Step 3: Cross multiply
    1,339,931.35x = 2,009,465.09 × 441,159.10
  4. Step 4: Simplify right side
    1,339,931.35x = 886,493,810,585.82
  5. Step 5: Solve for x
    x = 886,493,810,585.82/1,339,931.35
  6. Step 6: Final answer
    x = 661,596.44

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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.