Home / 1,257,134.20-1,883,627.70-1,070,510.20

Finding the Fourth Proportional to 1,257,134.20, 1,883,627.70 and 1,070,510.20

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Solution

The fourth proportional to 1,257,134.20, 1,883,627.70 and 1,070,510.20 is: 1,603,999.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,134.20 : 1,883,627.70 = 1,070,510.20 : x
  2. Step 2: Convert to fraction form
    1,257,134.20/1,883,627.70 = 1,070,510.20/x
  3. Step 3: Cross multiply
    1,257,134.20x = 1,883,627.70 × 1,070,510.20
  4. Step 4: Simplify right side
    1,257,134.20x = 2,016,442,665,852.54
  5. Step 5: Solve for x
    x = 2,016,442,665,852.54/1,257,134.20
  6. Step 6: Final answer
    x = 1,603,999.53

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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.