Home / 1,277,181.35-1,915,647.63-519,068.27

Finding the Fourth Proportional to 1,277,181.35, 1,915,647.63 and 519,068.27

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Solution

The fourth proportional to 1,277,181.35, 1,915,647.63 and 519,068.27 is: 778,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,181.35 : 1,915,647.63 = 519,068.27 : x
  2. Step 2: Convert to fraction form
    1,277,181.35/1,915,647.63 = 519,068.27/x
  3. Step 3: Cross multiply
    1,277,181.35x = 1,915,647.63 × 519,068.27
  4. Step 4: Simplify right side
    1,277,181.35x = 994,351,901,233.70
  5. Step 5: Solve for x
    x = 994,351,901,233.70/1,277,181.35
  6. Step 6: Final answer
    x = 778,551.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.