Home / 1,453,995.81-2,181,022.88-389,036.16

Finding the Fourth Proportional to 1,453,995.81, 2,181,022.88 and 389,036.16

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Solution

The fourth proportional to 1,453,995.81, 2,181,022.88 and 389,036.16 is: 583,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,995.81 : 2,181,022.88 = 389,036.16 : x
  2. Step 2: Convert to fraction form
    1,453,995.81/2,181,022.88 = 389,036.16/x
  3. Step 3: Cross multiply
    1,453,995.81x = 2,181,022.88 × 389,036.16
  4. Step 4: Simplify right side
    1,453,995.81x = 848,496,764,162.16
  5. Step 5: Solve for x
    x = 848,496,764,162.16/1,453,995.81
  6. Step 6: Final answer
    x = 583,562.04

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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.