Home / 1,968,708.20-2,953,062.30-1,956,266.60

Finding the Fourth Proportional to 1,968,708.20, 2,953,062.30 and 1,956,266.60

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Solution

The fourth proportional to 1,968,708.20, 2,953,062.30 and 1,956,266.60 is: 2,934,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,708.20 : 2,953,062.30 = 1,956,266.60 : x
  2. Step 2: Convert to fraction form
    1,968,708.20/2,953,062.30 = 1,956,266.60/x
  3. Step 3: Cross multiply
    1,968,708.20x = 2,953,062.30 × 1,956,266.60
  4. Step 4: Simplify right side
    1,968,708.20x = 5,776,977,145,209.18
  5. Step 5: Solve for x
    x = 5,776,977,145,209.18/1,968,708.20
  6. Step 6: Final answer
    x = 2,934,399.90

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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.