Home / 2,059,233.40-3,089,141.70-639,141.40

Finding the Fourth Proportional to 2,059,233.40, 3,089,141.70 and 639,141.40

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Solution

The fourth proportional to 2,059,233.40, 3,089,141.70 and 639,141.40 is: 958,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,233.40 : 3,089,141.70 = 639,141.40 : x
  2. Step 2: Convert to fraction form
    2,059,233.40/3,089,141.70 = 639,141.40/x
  3. Step 3: Cross multiply
    2,059,233.40x = 3,089,141.70 × 639,141.40
  4. Step 4: Simplify right side
    2,059,233.40x = 1,974,398,350,936.38
  5. Step 5: Solve for x
    x = 1,974,398,350,936.38/2,059,233.40
  6. Step 6: Final answer
    x = 958,802.61

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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.