Home / 5,038,047.70-6,952,243.49-2,862,288.88

Finding the Fourth Proportional to 5,038,047.70, 6,952,243.49 and 2,862,288.88

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Solution

The fourth proportional to 5,038,047.70, 6,952,243.49 and 2,862,288.88 is: 3,949,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,047.70 : 6,952,243.49 = 2,862,288.88 : x
  2. Step 2: Convert to fraction form
    5,038,047.70/6,952,243.49 = 2,862,288.88/x
  3. Step 3: Cross multiply
    5,038,047.70x = 6,952,243.49 × 2,862,288.88
  4. Step 4: Simplify right side
    5,038,047.70x = 19,899,329,232,479.39
  5. Step 5: Solve for x
    x = 19,899,329,232,479.39/5,038,047.70
  6. Step 6: Final answer
    x = 3,949,809.61

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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.