Home / 1,622,822.41-2,238,740.79-1,050,047.11

Finding the Fourth Proportional to 1,622,822.41, 2,238,740.79 and 1,050,047.11

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Solution

The fourth proportional to 1,622,822.41, 2,238,740.79 and 1,050,047.11 is: 1,448,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,822.41 : 2,238,740.79 = 1,050,047.11 : x
  2. Step 2: Convert to fraction form
    1,622,822.41/2,238,740.79 = 1,050,047.11/x
  3. Step 3: Cross multiply
    1,622,822.41x = 2,238,740.79 × 1,050,047.11
  4. Step 4: Simplify right side
    1,622,822.41x = 2,350,783,296,578.62
  5. Step 5: Solve for x
    x = 2,350,783,296,578.62/1,622,822.41
  6. Step 6: Final answer
    x = 1,448,577.05

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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.