Home / 1,362,181.22-1,879,385.65-773,384.33

Finding the Fourth Proportional to 1,362,181.22, 1,879,385.65 and 773,384.33

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Solution

The fourth proportional to 1,362,181.22, 1,879,385.65 and 773,384.33 is: 1,067,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,181.22 : 1,879,385.65 = 773,384.33 : x
  2. Step 2: Convert to fraction form
    1,362,181.22/1,879,385.65 = 773,384.33/x
  3. Step 3: Cross multiply
    1,362,181.22x = 1,879,385.65 × 773,384.33
  4. Step 4: Simplify right side
    1,362,181.22x = 1,453,487,411,736.86
  5. Step 5: Solve for x
    x = 1,453,487,411,736.86/1,362,181.22
  6. Step 6: Final answer
    x = 1,067,029.40

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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.