Home / 1,517,912.80-2,274,104.40-1,235,903.20

Finding the Fourth Proportional to 1,517,912.80, 2,274,104.40 and 1,235,903.20

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Solution

The fourth proportional to 1,517,912.80, 2,274,104.40 and 1,235,903.20 is: 1,851,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,912.80 : 2,274,104.40 = 1,235,903.20 : x
  2. Step 2: Convert to fraction form
    1,517,912.80/2,274,104.40 = 1,235,903.20/x
  3. Step 3: Cross multiply
    1,517,912.80x = 2,274,104.40 × 1,235,903.20
  4. Step 4: Simplify right side
    1,517,912.80x = 2,810,572,905,094.08
  5. Step 5: Solve for x
    x = 2,810,572,905,094.08/1,517,912.80
  6. Step 6: Final answer
    x = 1,851,603.67

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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.