Home / 1,953,219-2,929,846.74-691,260.60

Finding the Fourth Proportional to 1,953,219, 2,929,846.74 and 691,260.60

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Solution

The fourth proportional to 1,953,219, 2,929,846.74 and 691,260.60 is: 1,036,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,219 : 2,929,846.74 = 691,260.60 : x
  2. Step 2: Convert to fraction form
    1,953,219/2,929,846.74 = 691,260.60/x
  3. Step 3: Cross multiply
    1,953,219x = 2,929,846.74 × 691,260.60
  4. Step 4: Simplify right side
    1,953,219x = 2,025,287,615,400.44
  5. Step 5: Solve for x
    x = 2,025,287,615,400.44/1,953,219
  6. Step 6: Final answer
    x = 1,036,897.36

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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.