Home / 1,122,874.50-1,549,570.80-613,576.86

Finding the Fourth Proportional to 1,122,874.50, 1,549,570.80 and 613,576.86

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Solution

The fourth proportional to 1,122,874.50, 1,549,570.80 and 613,576.86 is: 846,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,874.50 : 1,549,570.80 = 613,576.86 : x
  2. Step 2: Convert to fraction form
    1,122,874.50/1,549,570.80 = 613,576.86/x
  3. Step 3: Cross multiply
    1,122,874.50x = 1,549,570.80 × 613,576.86
  4. Step 4: Simplify right side
    1,122,874.50x = 950,780,785,811.69
  5. Step 5: Solve for x
    x = 950,780,785,811.69/1,122,874.50
  6. Step 6: Final answer
    x = 846,738.25

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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.