Home / 1,173,230.63-1,619,058.27-636,686.63

Finding the Fourth Proportional to 1,173,230.63, 1,619,058.27 and 636,686.63

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Solution

The fourth proportional to 1,173,230.63, 1,619,058.27 and 636,686.63 is: 878,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,230.63 : 1,619,058.27 = 636,686.63 : x
  2. Step 2: Convert to fraction form
    1,173,230.63/1,619,058.27 = 636,686.63/x
  3. Step 3: Cross multiply
    1,173,230.63x = 1,619,058.27 × 636,686.63
  4. Step 4: Simplify right side
    1,173,230.63x = 1,030,832,745,604.64
  5. Step 5: Solve for x
    x = 1,030,832,745,604.64/1,173,230.63
  6. Step 6: Final answer
    x = 878,627.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.