Home / 1,426,922.11-2,140,422.12-416,019.63

Finding the Fourth Proportional to 1,426,922.11, 2,140,422.12 and 416,019.63

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Solution

The fourth proportional to 1,426,922.11, 2,140,422.12 and 416,019.63 is: 624,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,922.11 : 2,140,422.12 = 416,019.63 : x
  2. Step 2: Convert to fraction form
    1,426,922.11/2,140,422.12 = 416,019.63/x
  3. Step 3: Cross multiply
    1,426,922.11x = 2,140,422.12 × 416,019.63
  4. Step 4: Simplify right side
    1,426,922.11x = 890,457,618,406.22
  5. Step 5: Solve for x
    x = 890,457,618,406.22/1,426,922.11
  6. Step 6: Final answer
    x = 624,040.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.