Home / 4,200,329.25-6,300,493.88-1,208,513.25

Finding the Fourth Proportional to 4,200,329.25, 6,300,493.88 and 1,208,513.25

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Solution

The fourth proportional to 4,200,329.25, 6,300,493.88 and 1,208,513.25 is: 1,812,769.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,329.25 : 6,300,493.88 = 1,208,513.25 : x
  2. Step 2: Convert to fraction form
    4,200,329.25/6,300,493.88 = 1,208,513.25/x
  3. Step 3: Cross multiply
    4,200,329.25x = 6,300,493.88 × 1,208,513.25
  4. Step 4: Simplify right side
    4,200,329.25x = 7,614,230,329,481.34
  5. Step 5: Solve for x
    x = 7,614,230,329,481.34/4,200,329.25
  6. Step 6: Final answer
    x = 1,812,769.88

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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.