Home / 3,412,480.60-5,114,783.58-1,281,205.36

Finding the Fourth Proportional to 3,412,480.60, 5,114,783.58 and 1,281,205.36

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Solution

The fourth proportional to 3,412,480.60, 5,114,783.58 and 1,281,205.36 is: 1,920,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,480.60 : 5,114,783.58 = 1,281,205.36 : x
  2. Step 2: Convert to fraction form
    3,412,480.60/5,114,783.58 = 1,281,205.36/x
  3. Step 3: Cross multiply
    3,412,480.60x = 5,114,783.58 × 1,281,205.36
  4. Step 4: Simplify right side
    3,412,480.60x = 6,553,088,137,935.99
  5. Step 5: Solve for x
    x = 6,553,088,137,935.99/3,412,480.60
  6. Step 6: Final answer
    x = 1,920,329.79

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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.