Home / 1,601,571.32-2,210,168.64-876,419.21

Finding the Fourth Proportional to 1,601,571.32, 2,210,168.64 and 876,419.21

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Solution

The fourth proportional to 1,601,571.32, 2,210,168.64 and 876,419.21 is: 1,209,458.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,571.32 : 2,210,168.64 = 876,419.21 : x
  2. Step 2: Convert to fraction form
    1,601,571.32/2,210,168.64 = 876,419.21/x
  3. Step 3: Cross multiply
    1,601,571.32x = 2,210,168.64 × 876,419.21
  4. Step 4: Simplify right side
    1,601,571.32x = 1,937,034,253,435.57
  5. Step 5: Solve for x
    x = 1,937,034,253,435.57/1,601,571.32
  6. Step 6: Final answer
    x = 1,209,458.63

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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.