Home / 1,336,487.79-2,004,528.71-437,909.64

Finding the Fourth Proportional to 1,336,487.79, 2,004,528.71 and 437,909.64

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Solution

The fourth proportional to 1,336,487.79, 2,004,528.71 and 437,909.64 is: 656,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,487.79 : 2,004,528.71 = 437,909.64 : x
  2. Step 2: Convert to fraction form
    1,336,487.79/2,004,528.71 = 437,909.64/x
  3. Step 3: Cross multiply
    1,336,487.79x = 2,004,528.71 × 437,909.64
  4. Step 4: Simplify right side
    1,336,487.79x = 877,802,443,576.22
  5. Step 5: Solve for x
    x = 877,802,443,576.22/1,336,487.79
  6. Step 6: Final answer
    x = 656,797.95

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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.