Home / 1,561,813.92-2,155,462.20-950,008.86

Finding the Fourth Proportional to 1,561,813.92, 2,155,462.20 and 950,008.86

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Solution

The fourth proportional to 1,561,813.92, 2,155,462.20 and 950,008.86 is: 1,311,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,813.92 : 2,155,462.20 = 950,008.86 : x
  2. Step 2: Convert to fraction form
    1,561,813.92/2,155,462.20 = 950,008.86/x
  3. Step 3: Cross multiply
    1,561,813.92x = 2,155,462.20 × 950,008.86
  4. Step 4: Simplify right side
    1,561,813.92x = 2,047,708,187,395.09
  5. Step 5: Solve for x
    x = 2,047,708,187,395.09/1,561,813.92
  6. Step 6: Final answer
    x = 1,311,108.94

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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.