Home / 1,782,642.98-2,672,634.63-1,072,504.64

Finding the Fourth Proportional to 1,782,642.98, 2,672,634.63 and 1,072,504.64

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Solution

The fourth proportional to 1,782,642.98, 2,672,634.63 and 1,072,504.64 is: 1,607,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,642.98 : 2,672,634.63 = 1,072,504.64 : x
  2. Step 2: Convert to fraction form
    1,782,642.98/2,672,634.63 = 1,072,504.64/x
  3. Step 3: Cross multiply
    1,782,642.98x = 2,672,634.63 × 1,072,504.64
  4. Step 4: Simplify right side
    1,782,642.98x = 2,866,413,041,699.68
  5. Step 5: Solve for x
    x = 2,866,413,041,699.68/1,782,642.98
  6. Step 6: Final answer
    x = 1,607,956.88

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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.