Home / 3,619,222.17-4,996,465.65-2,790,485.70

Finding the Fourth Proportional to 3,619,222.17, 4,996,465.65 and 2,790,485.70

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Solution

The fourth proportional to 3,619,222.17, 4,996,465.65 and 2,790,485.70 is: 3,852,365.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,222.17 : 4,996,465.65 = 2,790,485.70 : x
  2. Step 2: Convert to fraction form
    3,619,222.17/4,996,465.65 = 2,790,485.70/x
  3. Step 3: Cross multiply
    3,619,222.17x = 4,996,465.65 × 2,790,485.70
  4. Step 4: Simplify right side
    3,619,222.17x = 13,942,565,946,866.21
  5. Step 5: Solve for x
    x = 13,942,565,946,866.21/3,619,222.17
  6. Step 6: Final answer
    x = 3,852,365.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.