Home / 1,283,500.34-1,922,482.49-1,208,042.36

Finding the Fourth Proportional to 1,283,500.34, 1,922,482.49 and 1,208,042.36

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Solution

The fourth proportional to 1,283,500.34, 1,922,482.49 and 1,208,042.36 is: 1,809,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,500.34 : 1,922,482.49 = 1,208,042.36 : x
  2. Step 2: Convert to fraction form
    1,283,500.34/1,922,482.49 = 1,208,042.36/x
  3. Step 3: Cross multiply
    1,283,500.34x = 1,922,482.49 × 1,208,042.36
  4. Step 4: Simplify right side
    1,283,500.34x = 2,322,440,284,278.28
  5. Step 5: Solve for x
    x = 2,322,440,284,278.28/1,283,500.34
  6. Step 6: Final answer
    x = 1,809,458.25

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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.