Home / 2,672,905.38-3,685,041-2,123,444.22

Finding the Fourth Proportional to 2,672,905.38, 3,685,041 and 2,123,444.22

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Solution

The fourth proportional to 2,672,905.38, 3,685,041 and 2,123,444.22 is: 2,927,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,905.38 : 3,685,041 = 2,123,444.22 : x
  2. Step 2: Convert to fraction form
    2,672,905.38/3,685,041 = 2,123,444.22/x
  3. Step 3: Cross multiply
    2,672,905.38x = 3,685,041 × 2,123,444.22
  4. Step 4: Simplify right side
    2,672,905.38x = 7,824,979,011,913.02
  5. Step 5: Solve for x
    x = 7,824,979,011,913.02/2,672,905.38
  6. Step 6: Final answer
    x = 2,927,518.15

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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.