Home / 2,083,739.10-3,126,645.45-1,185,870.30

Finding the Fourth Proportional to 2,083,739.10, 3,126,645.45 and 1,185,870.30

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Solution

The fourth proportional to 2,083,739.10, 3,126,645.45 and 1,185,870.30 is: 1,779,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,739.10 : 3,126,645.45 = 1,185,870.30 : x
  2. Step 2: Convert to fraction form
    2,083,739.10/3,126,645.45 = 1,185,870.30/x
  3. Step 3: Cross multiply
    2,083,739.10x = 3,126,645.45 × 1,185,870.30
  4. Step 4: Simplify right side
    2,083,739.10x = 3,707,795,977,785.14
  5. Step 5: Solve for x
    x = 3,707,795,977,785.14/2,083,739.10
  6. Step 6: Final answer
    x = 1,779,395.50

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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.