Home / 2,191,351.38-3,024,365.30-1,261,040.01

Finding the Fourth Proportional to 2,191,351.38, 3,024,365.30 and 1,261,040.01

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Solution

The fourth proportional to 2,191,351.38, 3,024,365.30 and 1,261,040.01 is: 1,740,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,351.38 : 3,024,365.30 = 1,261,040.01 : x
  2. Step 2: Convert to fraction form
    2,191,351.38/3,024,365.30 = 1,261,040.01/x
  3. Step 3: Cross multiply
    2,191,351.38x = 3,024,365.30 × 1,261,040.01
  4. Step 4: Simplify right side
    2,191,351.38x = 3,813,845,648,155.65
  5. Step 5: Solve for x
    x = 3,813,845,648,155.65/2,191,351.38
  6. Step 6: Final answer
    x = 1,740,408.08

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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.