Home / 1,179,469.64-1,766,202.80-779,511.08

Finding the Fourth Proportional to 1,179,469.64, 1,766,202.80 and 779,511.08

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Solution

The fourth proportional to 1,179,469.64, 1,766,202.80 and 779,511.08 is: 1,167,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,469.64 : 1,766,202.80 = 779,511.08 : x
  2. Step 2: Convert to fraction form
    1,179,469.64/1,766,202.80 = 779,511.08/x
  3. Step 3: Cross multiply
    1,179,469.64x = 1,766,202.80 × 779,511.08
  4. Step 4: Simplify right side
    1,179,469.64x = 1,376,774,652,127.02
  5. Step 5: Solve for x
    x = 1,376,774,652,127.02/1,179,469.64
  6. Step 6: Final answer
    x = 1,167,282.82

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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.