Home / 3,398,694.49-4,689,649.60-1,948,123

Finding the Fourth Proportional to 3,398,694.49, 4,689,649.60 and 1,948,123

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Solution

The fourth proportional to 3,398,694.49, 4,689,649.60 and 1,948,123 is: 2,688,095.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,694.49 : 4,689,649.60 = 1,948,123 : x
  2. Step 2: Convert to fraction form
    3,398,694.49/4,689,649.60 = 1,948,123/x
  3. Step 3: Cross multiply
    3,398,694.49x = 4,689,649.60 × 1,948,123
  4. Step 4: Simplify right side
    3,398,694.49x = 9,136,014,247,700.80
  5. Step 5: Solve for x
    x = 9,136,014,247,700.80/3,398,694.49
  6. Step 6: Final answer
    x = 2,688,095.17

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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.