Home / 1,501,644.08-2,072,272.20-822,583.28

Finding the Fourth Proportional to 1,501,644.08, 2,072,272.20 and 822,583.28

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Solution

The fourth proportional to 1,501,644.08, 2,072,272.20 and 822,583.28 is: 1,135,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,644.08 : 2,072,272.20 = 822,583.28 : x
  2. Step 2: Convert to fraction form
    1,501,644.08/2,072,272.20 = 822,583.28/x
  3. Step 3: Cross multiply
    1,501,644.08x = 2,072,272.20 × 822,583.28
  4. Step 4: Simplify right side
    1,501,644.08x = 1,704,616,463,328.82
  5. Step 5: Solve for x
    x = 1,704,616,463,328.82/1,501,644.08
  6. Step 6: Final answer
    x = 1,135,166.77

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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.