Home / 1,363,226.40-1,881,392.40-819,539.28

Finding the Fourth Proportional to 1,363,226.40, 1,881,392.40 and 819,539.28

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Solution

The fourth proportional to 1,363,226.40, 1,881,392.40 and 819,539.28 is: 1,131,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,226.40 : 1,881,392.40 = 819,539.28 : x
  2. Step 2: Convert to fraction form
    1,363,226.40/1,881,392.40 = 819,539.28/x
  3. Step 3: Cross multiply
    1,363,226.40x = 1,881,392.40 × 819,539.28
  4. Step 4: Simplify right side
    1,363,226.40x = 1,541,874,972,893.47
  5. Step 5: Solve for x
    x = 1,541,874,972,893.47/1,363,226.40
  6. Step 6: Final answer
    x = 1,131,048.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.