Home / 1,007,930.70-1,511,896.05-897,705.90

Finding the Fourth Proportional to 1,007,930.70, 1,511,896.05 and 897,705.90

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Solution

The fourth proportional to 1,007,930.70, 1,511,896.05 and 897,705.90 is: 1,346,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,930.70 : 1,511,896.05 = 897,705.90 : x
  2. Step 2: Convert to fraction form
    1,007,930.70/1,511,896.05 = 897,705.90/x
  3. Step 3: Cross multiply
    1,007,930.70x = 1,511,896.05 × 897,705.90
  4. Step 4: Simplify right side
    1,007,930.70x = 1,357,238,004,271.70
  5. Step 5: Solve for x
    x = 1,357,238,004,271.70/1,007,930.70
  6. Step 6: Final answer
    x = 1,346,558.85

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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.