Home / 1,035,520.20-1,551,506.40-822,943.80

Finding the Fourth Proportional to 1,035,520.20, 1,551,506.40 and 822,943.80

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Solution

The fourth proportional to 1,035,520.20, 1,551,506.40 and 822,943.80 is: 1,233,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,520.20 : 1,551,506.40 = 822,943.80 : x
  2. Step 2: Convert to fraction form
    1,035,520.20/1,551,506.40 = 822,943.80/x
  3. Step 3: Cross multiply
    1,035,520.20x = 1,551,506.40 × 822,943.80
  4. Step 4: Simplify right side
    1,035,520.20x = 1,276,802,572,540.32
  5. Step 5: Solve for x
    x = 1,276,802,572,540.32/1,035,520.20
  6. Step 6: Final answer
    x = 1,233,005.95

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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.