Home / 4,218,366.10-6,329,852.66-1,789,141.49

Finding the Fourth Proportional to 4,218,366.10, 6,329,852.66 and 1,789,141.49

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Solution

The fourth proportional to 4,218,366.10, 6,329,852.66 and 1,789,141.49 is: 2,684,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,366.10 : 6,329,852.66 = 1,789,141.49 : x
  2. Step 2: Convert to fraction form
    4,218,366.10/6,329,852.66 = 1,789,141.49/x
  3. Step 3: Cross multiply
    4,218,366.10x = 6,329,852.66 × 1,789,141.49
  4. Step 4: Simplify right side
    4,218,366.10x = 11,325,002,019,592.86
  5. Step 5: Solve for x
    x = 11,325,002,019,592.86/4,218,366.10
  6. Step 6: Final answer
    x = 2,684,689.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.