Home / 1,676,850.50-2,314,059.18-912,909.54

Finding the Fourth Proportional to 1,676,850.50, 2,314,059.18 and 912,909.54

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Solution

The fourth proportional to 1,676,850.50, 2,314,059.18 and 912,909.54 is: 1,259,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,850.50 : 2,314,059.18 = 912,909.54 : x
  2. Step 2: Convert to fraction form
    1,676,850.50/2,314,059.18 = 912,909.54/x
  3. Step 3: Cross multiply
    1,676,850.50x = 2,314,059.18 × 912,909.54
  4. Step 4: Simplify right side
    1,676,850.50x = 2,112,526,701,546.58
  5. Step 5: Solve for x
    x = 2,112,526,701,546.58/1,676,850.50
  6. Step 6: Final answer
    x = 1,259,818.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.