Home / 1,589,511.67-2,193,583.85-910,579.39

Finding the Fourth Proportional to 1,589,511.67, 2,193,583.85 and 910,579.39

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Solution

The fourth proportional to 1,589,511.67, 2,193,583.85 and 910,579.39 is: 1,256,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,511.67 : 2,193,583.85 = 910,579.39 : x
  2. Step 2: Convert to fraction form
    1,589,511.67/2,193,583.85 = 910,579.39/x
  3. Step 3: Cross multiply
    1,589,511.67x = 2,193,583.85 × 910,579.39
  4. Step 4: Simplify right side
    1,589,511.67x = 1,997,432,237,424.67
  5. Step 5: Solve for x
    x = 1,997,432,237,424.67/1,589,511.67
  6. Step 6: Final answer
    x = 1,256,632.64

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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.