Home / 2,009,708.40-3,014,562.60-1,212,546.90

Finding the Fourth Proportional to 2,009,708.40, 3,014,562.60 and 1,212,546.90

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Solution

The fourth proportional to 2,009,708.40, 3,014,562.60 and 1,212,546.90 is: 1,818,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,708.40 : 3,014,562.60 = 1,212,546.90 : x
  2. Step 2: Convert to fraction form
    2,009,708.40/3,014,562.60 = 1,212,546.90/x
  3. Step 3: Cross multiply
    2,009,708.40x = 3,014,562.60 × 1,212,546.90
  4. Step 4: Simplify right side
    2,009,708.40x = 3,655,298,535,485.94
  5. Step 5: Solve for x
    x = 3,655,298,535,485.94/2,009,708.40
  6. Step 6: Final answer
    x = 1,818,820.35

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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.