Home / 1,819,553.40-2,731,079.70-922,008.60

Finding the Fourth Proportional to 1,819,553.40, 2,731,079.70 and 922,008.60

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Solution

The fourth proportional to 1,819,553.40, 2,731,079.70 and 922,008.60 is: 1,383,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,553.40 : 2,731,079.70 = 922,008.60 : x
  2. Step 2: Convert to fraction form
    1,819,553.40/2,731,079.70 = 922,008.60/x
  3. Step 3: Cross multiply
    1,819,553.40x = 2,731,079.70 × 922,008.60
  4. Step 4: Simplify right side
    1,819,553.40x = 2,518,078,970,685.42
  5. Step 5: Solve for x
    x = 2,518,078,970,685.42/1,819,553.40
  6. Step 6: Final answer
    x = 1,383,899.46

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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.