Home / 1,181,142.32-1,771,995.06-382,424.11

Finding the Fourth Proportional to 1,181,142.32, 1,771,995.06 and 382,424.11

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Solution

The fourth proportional to 1,181,142.32, 1,771,995.06 and 382,424.11 is: 573,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,142.32 : 1,771,995.06 = 382,424.11 : x
  2. Step 2: Convert to fraction form
    1,181,142.32/1,771,995.06 = 382,424.11/x
  3. Step 3: Cross multiply
    1,181,142.32x = 1,771,995.06 × 382,424.11
  4. Step 4: Simplify right side
    1,181,142.32x = 677,653,624,884.92
  5. Step 5: Solve for x
    x = 677,653,624,884.92/1,181,142.32
  6. Step 6: Final answer
    x = 573,727.33

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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.