Home / 1,622,821.41-2,238,739.41-1,050,046.11

Finding the Fourth Proportional to 1,622,821.41, 2,238,739.41 and 1,050,046.11

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Solution

The fourth proportional to 1,622,821.41, 2,238,739.41 and 1,050,046.11 is: 1,448,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,821.41 : 2,238,739.41 = 1,050,046.11 : x
  2. Step 2: Convert to fraction form
    1,622,821.41/2,238,739.41 = 1,050,046.11/x
  3. Step 3: Cross multiply
    1,622,821.41x = 2,238,739.41 × 1,050,046.11
  4. Step 4: Simplify right side
    1,622,821.41x = 2,350,779,608,774.20
  5. Step 5: Solve for x
    x = 2,350,779,608,774.20/1,622,821.41
  6. Step 6: Final answer
    x = 1,448,575.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.