Home / 3,941,240.39-5,438,909.33-2,130,404.39

Finding the Fourth Proportional to 3,941,240.39, 5,438,909.33 and 2,130,404.39

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Solution

The fourth proportional to 3,941,240.39, 5,438,909.33 and 2,130,404.39 is: 2,939,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,240.39 : 5,438,909.33 = 2,130,404.39 : x
  2. Step 2: Convert to fraction form
    3,941,240.39/5,438,909.33 = 2,130,404.39/x
  3. Step 3: Cross multiply
    3,941,240.39x = 5,438,909.33 × 2,130,404.39
  4. Step 4: Simplify right side
    3,941,240.39x = 11,587,076,313,443.96
  5. Step 5: Solve for x
    x = 11,587,076,313,443.96/3,941,240.39
  6. Step 6: Final answer
    x = 2,939,956.76

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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.