Home / 3,610,928.84-4,980,176.09-3,174,412.88

Finding the Fourth Proportional to 3,610,928.84, 4,980,176.09 and 3,174,412.88

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Solution

The fourth proportional to 3,610,928.84, 4,980,176.09 and 3,174,412.88 is: 4,378,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,928.84 : 4,980,176.09 = 3,174,412.88 : x
  2. Step 2: Convert to fraction form
    3,610,928.84/4,980,176.09 = 3,174,412.88/x
  3. Step 3: Cross multiply
    3,610,928.84x = 4,980,176.09 × 3,174,412.88
  4. Step 4: Simplify right side
    3,610,928.84x = 15,809,135,133,246.46
  5. Step 5: Solve for x
    x = 15,809,135,133,246.46/3,610,928.84
  6. Step 6: Final answer
    x = 4,378,135.34

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1.5x scale

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.