Home / 1,415,415.90-1,953,675.35-932,333.66

Finding the Fourth Proportional to 1,415,415.90, 1,953,675.35 and 932,333.66

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Solution

The fourth proportional to 1,415,415.90, 1,953,675.35 and 932,333.66 is: 1,286,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,415.90 : 1,953,675.35 = 932,333.66 : x
  2. Step 2: Convert to fraction form
    1,415,415.90/1,953,675.35 = 932,333.66/x
  3. Step 3: Cross multiply
    1,415,415.90x = 1,953,675.35 × 932,333.66
  4. Step 4: Simplify right side
    1,415,415.90x = 1,821,477,289,517.28
  5. Step 5: Solve for x
    x = 1,821,477,289,517.28/1,415,415.90
  6. Step 6: Final answer
    x = 1,286,884.86

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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.