Home / 3,398,700.93-4,689,658.49-1,948,129.44

Finding the Fourth Proportional to 3,398,700.93, 4,689,658.49 and 1,948,129.44

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Solution

The fourth proportional to 3,398,700.93, 4,689,658.49 and 1,948,129.44 is: 2,688,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,700.93 : 4,689,658.49 = 1,948,129.44 : x
  2. Step 2: Convert to fraction form
    3,398,700.93/4,689,658.49 = 1,948,129.44/x
  3. Step 3: Cross multiply
    3,398,700.93x = 4,689,658.49 × 1,948,129.44
  4. Step 4: Simplify right side
    3,398,700.93x = 9,136,061,767,914.95
  5. Step 5: Solve for x
    x = 9,136,061,767,914.95/3,398,700.93
  6. Step 6: Final answer
    x = 2,688,104.06

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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.