Home / 1,639,918.03-2,458,823.33-681,035.05

Finding the Fourth Proportional to 1,639,918.03, 2,458,823.33 and 681,035.05

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Solution

The fourth proportional to 1,639,918.03, 2,458,823.33 and 681,035.05 is: 1,021,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,918.03 : 2,458,823.33 = 681,035.05 : x
  2. Step 2: Convert to fraction form
    1,639,918.03/2,458,823.33 = 681,035.05/x
  3. Step 3: Cross multiply
    1,639,918.03x = 2,458,823.33 × 681,035.05
  4. Step 4: Simplify right side
    1,639,918.03x = 1,674,544,869,487.72
  5. Step 5: Solve for x
    x = 1,674,544,869,487.72/1,639,918.03
  6. Step 6: Final answer
    x = 1,021,114.98

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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.