Home / 3,037,178.92-4,191,096.42-1,678,945

Finding the Fourth Proportional to 3,037,178.92, 4,191,096.42 and 1,678,945

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Solution

The fourth proportional to 3,037,178.92, 4,191,096.42 and 1,678,945 is: 2,316,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,178.92 : 4,191,096.42 = 1,678,945 : x
  2. Step 2: Convert to fraction form
    3,037,178.92/4,191,096.42 = 1,678,945/x
  3. Step 3: Cross multiply
    3,037,178.92x = 4,191,096.42 × 1,678,945
  4. Step 4: Simplify right side
    3,037,178.92x = 7,036,620,378,876.90
  5. Step 5: Solve for x
    x = 7,036,620,378,876.90/3,037,178.92
  6. Step 6: Final answer
    x = 2,316,827.74

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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.