Home / 734,543.70-1,101,815.55-673,890.90

Finding the Fourth Proportional to 734,543.70, 1,101,815.55 and 673,890.90

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Solution

The fourth proportional to 734,543.70, 1,101,815.55 and 673,890.90 is: 1,010,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,543.70 : 1,101,815.55 = 673,890.90 : x
  2. Step 2: Convert to fraction form
    734,543.70/1,101,815.55 = 673,890.90/x
  3. Step 3: Cross multiply
    734,543.70x = 1,101,815.55 × 673,890.90
  4. Step 4: Simplify right side
    734,543.70x = 742,503,472,623.50
  5. Step 5: Solve for x
    x = 742,503,472,623.50/734,543.70
  6. Step 6: Final answer
    x = 1,010,836.35

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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.