Home / 1,788,205.66-2,467,788.72-1,024,406.84

Finding the Fourth Proportional to 1,788,205.66, 2,467,788.72 and 1,024,406.84

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Solution

The fourth proportional to 1,788,205.66, 2,467,788.72 and 1,024,406.84 is: 1,413,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,205.66 : 2,467,788.72 = 1,024,406.84 : x
  2. Step 2: Convert to fraction form
    1,788,205.66/2,467,788.72 = 1,024,406.84/x
  3. Step 3: Cross multiply
    1,788,205.66x = 2,467,788.72 × 1,024,406.84
  4. Step 4: Simplify right side
    1,788,205.66x = 2,528,019,644,442.84
  5. Step 5: Solve for x
    x = 2,528,019,644,442.84/1,788,205.66
  6. Step 6: Final answer
    x = 1,413,718.62

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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.