Home / 1,007,966.61-1,511,189.60-608,512.41

Finding the Fourth Proportional to 1,007,966.61, 1,511,189.60 and 608,512.41

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Solution

The fourth proportional to 1,007,966.61, 1,511,189.60 and 608,512.41 is: 912,309.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,966.61 : 1,511,189.60 = 608,512.41 : x
  2. Step 2: Convert to fraction form
    1,007,966.61/1,511,189.60 = 608,512.41/x
  3. Step 3: Cross multiply
    1,007,966.61x = 1,511,189.60 × 608,512.41
  4. Step 4: Simplify right side
    1,007,966.61x = 919,577,622,420.37
  5. Step 5: Solve for x
    x = 919,577,622,420.37/1,007,966.61
  6. Step 6: Final answer
    x = 912,309.61

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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.