Home / 4,087,168-5,642,028-2,910,529.60

Finding the Fourth Proportional to 4,087,168, 5,642,028 and 2,910,529.60

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Solution

The fourth proportional to 4,087,168, 5,642,028 and 2,910,529.60 is: 4,017,767.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,168 : 5,642,028 = 2,910,529.60 : x
  2. Step 2: Convert to fraction form
    4,087,168/5,642,028 = 2,910,529.60/x
  3. Step 3: Cross multiply
    4,087,168x = 5,642,028 × 2,910,529.60
  4. Step 4: Simplify right side
    4,087,168x = 16,421,289,498,028.80
  5. Step 5: Solve for x
    x = 16,421,289,498,028.80/4,087,168
  6. Step 6: Final answer
    x = 4,017,767.19

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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.