Home / 1,628,204.24-2,439,144.12-916,060.88

Finding the Fourth Proportional to 1,628,204.24, 2,439,144.12 and 916,060.88

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Solution

The fourth proportional to 1,628,204.24, 2,439,144.12 and 916,060.88 is: 1,372,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,204.24 : 2,439,144.12 = 916,060.88 : x
  2. Step 2: Convert to fraction form
    1,628,204.24/2,439,144.12 = 916,060.88/x
  3. Step 3: Cross multiply
    1,628,204.24x = 2,439,144.12 × 916,060.88
  4. Step 4: Simplify right side
    1,628,204.24x = 2,234,404,509,014.03
  5. Step 5: Solve for x
    x = 2,234,404,509,014.03/1,628,204.24
  6. Step 6: Final answer
    x = 1,372,312.18

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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.