Home / 4,087,515.54-5,640,745.07-2,251,931.40

Finding the Fourth Proportional to 4,087,515.54, 5,640,745.07 and 2,251,931.40

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Solution

The fourth proportional to 4,087,515.54, 5,640,745.07 and 2,251,931.40 is: 3,107,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,515.54 : 5,640,745.07 = 2,251,931.40 : x
  2. Step 2: Convert to fraction form
    4,087,515.54/5,640,745.07 = 2,251,931.40/x
  3. Step 3: Cross multiply
    4,087,515.54x = 5,640,745.07 × 2,251,931.40
  4. Step 4: Simplify right side
    4,087,515.54x = 12,702,570,931,268.54
  5. Step 5: Solve for x
    x = 12,702,570,931,268.54/4,087,515.54
  6. Step 6: Final answer
    x = 3,107,650.80

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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.