Home / 3,852,707.50-5,774,882.70-1,928,979.28

Finding the Fourth Proportional to 3,852,707.50, 5,774,882.70 and 1,928,979.28

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Solution

The fourth proportional to 3,852,707.50, 5,774,882.70 and 1,928,979.28 is: 2,891,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,707.50 : 5,774,882.70 = 1,928,979.28 : x
  2. Step 2: Convert to fraction form
    3,852,707.50/5,774,882.70 = 1,928,979.28/x
  3. Step 3: Cross multiply
    3,852,707.50x = 5,774,882.70 × 1,928,979.28
  4. Step 4: Simplify right side
    3,852,707.50x = 11,139,629,072,730.46
  5. Step 5: Solve for x
    x = 11,139,629,072,730.46/3,852,707.50
  6. Step 6: Final answer
    x = 2,891,376.80

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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.