Home / 1,799,143.89-2,698,317.87-519,473.64

Finding the Fourth Proportional to 1,799,143.89, 2,698,317.87 and 519,473.64

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Solution

The fourth proportional to 1,799,143.89, 2,698,317.87 and 519,473.64 is: 779,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,143.89 : 2,698,317.87 = 519,473.64 : x
  2. Step 2: Convert to fraction form
    1,799,143.89/2,698,317.87 = 519,473.64/x
  3. Step 3: Cross multiply
    1,799,143.89x = 2,698,317.87 × 519,473.64
  4. Step 4: Simplify right side
    1,799,143.89x = 1,401,705,005,805.95
  5. Step 5: Solve for x
    x = 1,401,705,005,805.95/1,799,143.89
  6. Step 6: Final answer
    x = 779,095.55

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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.