Home / 1,362,214.72-1,879,721.76-758,658.88

Finding the Fourth Proportional to 1,362,214.72, 1,879,721.76 and 758,658.88

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Solution

The fourth proportional to 1,362,214.72, 1,879,721.76 and 758,658.88 is: 1,046,874.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,214.72 : 1,879,721.76 = 758,658.88 : x
  2. Step 2: Convert to fraction form
    1,362,214.72/1,879,721.76 = 758,658.88/x
  3. Step 3: Cross multiply
    1,362,214.72x = 1,879,721.76 × 758,658.88
  4. Step 4: Simplify right side
    1,362,214.72x = 1,426,067,605,153.23
  5. Step 5: Solve for x
    x = 1,426,067,605,153.23/1,362,214.72
  6. Step 6: Final answer
    x = 1,046,874.32

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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.