Home / 3,784,738.10-5,222,158.90-2,174,795.06

Finding the Fourth Proportional to 3,784,738.10, 5,222,158.90 and 2,174,795.06

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Solution

The fourth proportional to 3,784,738.10, 5,222,158.90 and 2,174,795.06 is: 3,000,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,738.10 : 5,222,158.90 = 2,174,795.06 : x
  2. Step 2: Convert to fraction form
    3,784,738.10/5,222,158.90 = 2,174,795.06/x
  3. Step 3: Cross multiply
    3,784,738.10x = 5,222,158.90 × 2,174,795.06
  4. Step 4: Simplify right side
    3,784,738.10x = 11,357,125,346,707.25
  5. Step 5: Solve for x
    x = 11,357,125,346,707.25/3,784,738.10
  6. Step 6: Final answer
    x = 3,000,769.16

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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.