Home / 1,009,112.28-1,511,955.40-608,912.04

Finding the Fourth Proportional to 1,009,112.28, 1,511,955.40 and 608,912.04

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Solution

The fourth proportional to 1,009,112.28, 1,511,955.40 and 608,912.04 is: 912,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,112.28 : 1,511,955.40 = 608,912.04 : x
  2. Step 2: Convert to fraction form
    1,009,112.28/1,511,955.40 = 608,912.04/x
  3. Step 3: Cross multiply
    1,009,112.28x = 1,511,955.40 × 608,912.04
  4. Step 4: Simplify right side
    1,009,112.28x = 920,647,847,003.02
  5. Step 5: Solve for x
    x = 920,647,847,003.02/1,009,112.28
  6. Step 6: Final answer
    x = 912,334.40

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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.