Home / 1,326,259.56-1,989,977.40-695,023.32

Finding the Fourth Proportional to 1,326,259.56, 1,989,977.40 and 695,023.32

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Solution

The fourth proportional to 1,326,259.56, 1,989,977.40 and 695,023.32 is: 1,042,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,259.56 : 1,989,977.40 = 695,023.32 : x
  2. Step 2: Convert to fraction form
    1,326,259.56/1,989,977.40 = 695,023.32/x
  3. Step 3: Cross multiply
    1,326,259.56x = 1,989,977.40 × 695,023.32
  4. Step 4: Simplify right side
    1,326,259.56x = 1,383,080,699,272.97
  5. Step 5: Solve for x
    x = 1,383,080,699,272.97/1,326,259.56
  6. Step 6: Final answer
    x = 1,042,843.15

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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.