Home / 3,862,635.79-5,803,400.09-3,647,783.95

Finding the Fourth Proportional to 3,862,635.79, 5,803,400.09 and 3,647,783.95

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Solution

The fourth proportional to 3,862,635.79, 5,803,400.09 and 3,647,783.95 is: 5,480,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,635.79 : 5,803,400.09 = 3,647,783.95 : x
  2. Step 2: Convert to fraction form
    3,862,635.79/5,803,400.09 = 3,647,783.95/x
  3. Step 3: Cross multiply
    3,862,635.79x = 5,803,400.09 × 3,647,783.95
  4. Step 4: Simplify right side
    3,862,635.79x = 21,169,549,703,730.55
  5. Step 5: Solve for x
    x = 21,169,549,703,730.55/3,862,635.79
  6. Step 6: Final answer
    x = 5,480,596.89

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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.