Home / 1,160,109-1,740,093.57-689,787.36

Finding the Fourth Proportional to 1,160,109, 1,740,093.57 and 689,787.36

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Solution

The fourth proportional to 1,160,109, 1,740,093.57 and 689,787.36 is: 1,034,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,109 : 1,740,093.57 = 689,787.36 : x
  2. Step 2: Convert to fraction form
    1,160,109/1,740,093.57 = 689,787.36/x
  3. Step 3: Cross multiply
    1,160,109x = 1,740,093.57 × 689,787.36
  4. Step 4: Simplify right side
    1,160,109x = 1,200,294,549,803.28
  5. Step 5: Solve for x
    x = 1,200,294,549,803.28/1,160,109
  6. Step 6: Final answer
    x = 1,034,639.46

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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.