Home / 3,401,860.60-5,100,947.70-1,407,518.20

Finding the Fourth Proportional to 3,401,860.60, 5,100,947.70 and 1,407,518.20

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Solution

The fourth proportional to 3,401,860.60, 5,100,947.70 and 1,407,518.20 is: 2,110,514.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,860.60 : 5,100,947.70 = 1,407,518.20 : x
  2. Step 2: Convert to fraction form
    3,401,860.60/5,100,947.70 = 1,407,518.20/x
  3. Step 3: Cross multiply
    3,401,860.60x = 5,100,947.70 × 1,407,518.20
  4. Step 4: Simplify right side
    3,401,860.60x = 7,179,676,724,998.14
  5. Step 5: Solve for x
    x = 7,179,676,724,998.14/3,401,860.60
  6. Step 6: Final answer
    x = 2,110,514.68

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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.