Home / 1,676,756.28-2,515,505.52-611,795.26

Finding the Fourth Proportional to 1,676,756.28, 2,515,505.52 and 611,795.26

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Solution

The fourth proportional to 1,676,756.28, 2,515,505.52 and 611,795.26 is: 917,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,756.28 : 2,515,505.52 = 611,795.26 : x
  2. Step 2: Convert to fraction form
    1,676,756.28/2,515,505.52 = 611,795.26/x
  3. Step 3: Cross multiply
    1,676,756.28x = 2,515,505.52 × 611,795.26
  4. Step 4: Simplify right side
    1,676,756.28x = 1,538,974,359,078.45
  5. Step 5: Solve for x
    x = 1,538,974,359,078.45/1,676,756.28
  6. Step 6: Final answer
    x = 917,828.30

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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.