Home / 5,225,857.79-7,838,783.78-1,631,932.74

Finding the Fourth Proportional to 5,225,857.79, 7,838,783.78 and 1,631,932.74

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Solution

The fourth proportional to 5,225,857.79, 7,838,783.78 and 1,631,932.74 is: 2,447,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225,857.79 : 7,838,783.78 = 1,631,932.74 : x
  2. Step 2: Convert to fraction form
    5,225,857.79/7,838,783.78 = 1,631,932.74/x
  3. Step 3: Cross multiply
    5,225,857.79x = 7,838,783.78 × 1,631,932.74
  4. Step 4: Simplify right side
    5,225,857.79x = 12,792,367,884,203.29
  5. Step 5: Solve for x
    x = 12,792,367,884,203.29/5,225,857.79
  6. Step 6: Final answer
    x = 2,447,898.20

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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.