Home / 3,806,426.43-5,252,382.51-2,174,939.40

Finding the Fourth Proportional to 3,806,426.43, 5,252,382.51 and 2,174,939.40

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Solution

The fourth proportional to 3,806,426.43, 5,252,382.51 and 2,174,939.40 is: 3,001,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,426.43 : 5,252,382.51 = 2,174,939.40 : x
  2. Step 2: Convert to fraction form
    3,806,426.43/5,252,382.51 = 2,174,939.40/x
  3. Step 3: Cross multiply
    3,806,426.43x = 5,252,382.51 × 2,174,939.40
  4. Step 4: Simplify right side
    3,806,426.43x = 11,423,613,664,869.89
  5. Step 5: Solve for x
    x = 11,423,613,664,869.89/3,806,426.43
  6. Step 6: Final answer
    x = 3,001,138.70

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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.