Home / 1,104,576-1,524,305.34-621,130.86

Finding the Fourth Proportional to 1,104,576, 1,524,305.34 and 621,130.86

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Solution

The fourth proportional to 1,104,576, 1,524,305.34 and 621,130.86 is: 857,155.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,576 : 1,524,305.34 = 621,130.86 : x
  2. Step 2: Convert to fraction form
    1,104,576/1,524,305.34 = 621,130.86/x
  3. Step 3: Cross multiply
    1,104,576x = 1,524,305.34 × 621,130.86
  4. Step 4: Simplify right side
    1,104,576x = 946,793,086,736.79
  5. Step 5: Solve for x
    x = 946,793,086,736.79/1,104,576
  6. Step 6: Final answer
    x = 857,155.22

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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.