Home / 3,348,141.71-4,618,732.21-2,187,267.48

Finding the Fourth Proportional to 3,348,141.71, 4,618,732.21 and 2,187,267.48

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Solution

The fourth proportional to 3,348,141.71, 4,618,732.21 and 2,187,267.48 is: 3,017,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,141.71 : 4,618,732.21 = 2,187,267.48 : x
  2. Step 2: Convert to fraction form
    3,348,141.71/4,618,732.21 = 2,187,267.48/x
  3. Step 3: Cross multiply
    3,348,141.71x = 4,618,732.21 × 2,187,267.48
  4. Step 4: Simplify right side
    3,348,141.71x = 10,102,402,756,293.36
  5. Step 5: Solve for x
    x = 10,102,402,756,293.36/3,348,141.71
  6. Step 6: Final answer
    x = 3,017,316.36

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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.