Home / 1,617,043.10-2,425,571.85-418,880.30

Finding the Fourth Proportional to 1,617,043.10, 2,425,571.85 and 418,880.30

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Solution

The fourth proportional to 1,617,043.10, 2,425,571.85 and 418,880.30 is: 628,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,043.10 : 2,425,571.85 = 418,880.30 : x
  2. Step 2: Convert to fraction form
    1,617,043.10/2,425,571.85 = 418,880.30/x
  3. Step 3: Cross multiply
    1,617,043.10x = 2,425,571.85 × 418,880.30
  4. Step 4: Simplify right side
    1,617,043.10x = 1,016,024,264,199.56
  5. Step 5: Solve for x
    x = 1,016,024,264,199.56/1,617,043.10
  6. Step 6: Final answer
    x = 628,322.32

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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.