Home / 1,340,933.36-2,010,071.46-629,688.20

Finding the Fourth Proportional to 1,340,933.36, 2,010,071.46 and 629,688.20

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Solution

The fourth proportional to 1,340,933.36, 2,010,071.46 and 629,688.20 is: 943,908.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,933.36 : 2,010,071.46 = 629,688.20 : x
  2. Step 2: Convert to fraction form
    1,340,933.36/2,010,071.46 = 629,688.20/x
  3. Step 3: Cross multiply
    1,340,933.36x = 2,010,071.46 × 629,688.20
  4. Step 4: Simplify right side
    1,340,933.36x = 1,265,718,279,518.77
  5. Step 5: Solve for x
    x = 1,265,718,279,518.77/1,340,933.36
  6. Step 6: Final answer
    x = 943,908.41

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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.