Home / 1,422,071.30-2,133,319.41-523,444.75

Finding the Fourth Proportional to 1,422,071.30, 2,133,319.41 and 523,444.75

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Solution

The fourth proportional to 1,422,071.30, 2,133,319.41 and 523,444.75 is: 785,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,071.30 : 2,133,319.41 = 523,444.75 : x
  2. Step 2: Convert to fraction form
    1,422,071.30/2,133,319.41 = 523,444.75/x
  3. Step 3: Cross multiply
    1,422,071.30x = 2,133,319.41 × 523,444.75
  4. Step 4: Simplify right side
    1,422,071.30x = 1,116,674,839,904.30
  5. Step 5: Solve for x
    x = 1,116,674,839,904.30/1,422,071.30
  6. Step 6: Final answer
    x = 785,245.32

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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.