Home / 1,622,192.40-2,238,640.01-897,088.90

Finding the Fourth Proportional to 1,622,192.40, 2,238,640.01 and 897,088.90

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Solution

The fourth proportional to 1,622,192.40, 2,238,640.01 and 897,088.90 is: 1,237,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,192.40 : 2,238,640.01 = 897,088.90 : x
  2. Step 2: Convert to fraction form
    1,622,192.40/2,238,640.01 = 897,088.90/x
  3. Step 3: Cross multiply
    1,622,192.40x = 2,238,640.01 × 897,088.90
  4. Step 4: Simplify right side
    1,622,192.40x = 2,008,259,104,066.89
  5. Step 5: Solve for x
    x = 2,008,259,104,066.89/1,622,192.40
  6. Step 6: Final answer
    x = 1,237,990.70

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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.