Home / 3,819,616.94-5,728,210.05-1,260,354.80

Finding the Fourth Proportional to 3,819,616.94, 5,728,210.05 and 1,260,354.80

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Solution

The fourth proportional to 3,819,616.94, 5,728,210.05 and 1,260,354.80 is: 1,890,131.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,616.94 : 5,728,210.05 = 1,260,354.80 : x
  2. Step 2: Convert to fraction form
    3,819,616.94/5,728,210.05 = 1,260,354.80/x
  3. Step 3: Cross multiply
    3,819,616.94x = 5,728,210.05 × 1,260,354.80
  4. Step 4: Simplify right side
    3,819,616.94x = 7,219,577,031,925.74
  5. Step 5: Solve for x
    x = 7,219,577,031,925.74/3,819,616.94
  6. Step 6: Final answer
    x = 1,890,131.17

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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.