Home / 2,119,232.77-3,178,849.76-623,324.77

Finding the Fourth Proportional to 2,119,232.77, 3,178,849.76 and 623,324.77

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Solution

The fourth proportional to 2,119,232.77, 3,178,849.76 and 623,324.77 is: 934,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,232.77 : 3,178,849.76 = 623,324.77 : x
  2. Step 2: Convert to fraction form
    2,119,232.77/3,178,849.76 = 623,324.77/x
  3. Step 3: Cross multiply
    2,119,232.77x = 3,178,849.76 × 623,324.77
  4. Step 4: Simplify right side
    2,119,232.77x = 1,981,455,776,505.68
  5. Step 5: Solve for x
    x = 1,981,455,776,505.68/2,119,232.77
  6. Step 6: Final answer
    x = 934,987.33

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1.5x scale

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.