Home / 3,389,521.91-4,678,971.61-2,288,444.90

Finding the Fourth Proportional to 3,389,521.91, 4,678,971.61 and 2,288,444.90

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Solution

The fourth proportional to 3,389,521.91, 4,678,971.61 and 2,288,444.90 is: 3,159,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,521.91 : 4,678,971.61 = 2,288,444.90 : x
  2. Step 2: Convert to fraction form
    3,389,521.91/4,678,971.61 = 2,288,444.90/x
  3. Step 3: Cross multiply
    3,389,521.91x = 4,678,971.61 × 2,288,444.90
  4. Step 4: Simplify right side
    3,389,521.91x = 10,707,568,689,033.32
  5. Step 5: Solve for x
    x = 10,707,568,689,033.32/3,389,521.91
  6. Step 6: Final answer
    x = 3,159,020.35

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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.