Home / 1,093,840.70-1,640,761.05-715,927.10

Finding the Fourth Proportional to 1,093,840.70, 1,640,761.05 and 715,927.10

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Solution

The fourth proportional to 1,093,840.70, 1,640,761.05 and 715,927.10 is: 1,073,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,840.70 : 1,640,761.05 = 715,927.10 : x
  2. Step 2: Convert to fraction form
    1,093,840.70/1,640,761.05 = 715,927.10/x
  3. Step 3: Cross multiply
    1,093,840.70x = 1,640,761.05 × 715,927.10
  4. Step 4: Simplify right side
    1,093,840.70x = 1,174,665,300,319.46
  5. Step 5: Solve for x
    x = 1,174,665,300,319.46/1,093,840.70
  6. Step 6: Final answer
    x = 1,073,890.65

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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.