Home / 4,997,394-6,895,874.52-2,821,805.28

Finding the Fourth Proportional to 4,997,394, 6,895,874.52 and 2,821,805.28

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Solution

The fourth proportional to 4,997,394, 6,895,874.52 and 2,821,805.28 is: 3,893,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997,394 : 6,895,874.52 = 2,821,805.28 : x
  2. Step 2: Convert to fraction form
    4,997,394/6,895,874.52 = 2,821,805.28/x
  3. Step 3: Cross multiply
    4,997,394x = 6,895,874.52 × 2,821,805.28
  4. Step 4: Simplify right side
    4,997,394x = 19,458,815,130,753.46
  5. Step 5: Solve for x
    x = 19,458,815,130,753.46/4,997,394
  6. Step 6: Final answer
    x = 3,893,792.47

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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.