Home / 1,799,061.18-2,698,194.30-519,390.68

Finding the Fourth Proportional to 1,799,061.18, 2,698,194.30 and 519,390.68

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Solution

The fourth proportional to 1,799,061.18, 2,698,194.30 and 519,390.68 is: 778,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,061.18 : 2,698,194.30 = 519,390.68 : x
  2. Step 2: Convert to fraction form
    1,799,061.18/2,698,194.30 = 519,390.68/x
  3. Step 3: Cross multiply
    1,799,061.18x = 2,698,194.30 × 519,390.68
  4. Step 4: Simplify right side
    1,799,061.18x = 1,401,416,958,758.15
  5. Step 5: Solve for x
    x = 1,401,416,958,758.15/1,799,061.18
  6. Step 6: Final answer
    x = 778,971.26

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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.