Home / 1,259,530.16-1,738,085.92-715,590.48

Finding the Fourth Proportional to 1,259,530.16, 1,738,085.92 and 715,590.48

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Solution

The fourth proportional to 1,259,530.16, 1,738,085.92 and 715,590.48 is: 987,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,530.16 : 1,738,085.92 = 715,590.48 : x
  2. Step 2: Convert to fraction form
    1,259,530.16/1,738,085.92 = 715,590.48/x
  3. Step 3: Cross multiply
    1,259,530.16x = 1,738,085.92 × 715,590.48
  4. Step 4: Simplify right side
    1,259,530.16x = 1,243,757,737,774.04
  5. Step 5: Solve for x
    x = 1,243,757,737,774.04/1,259,530.16
  6. Step 6: Final answer
    x = 987,477.54

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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.