Home / 1,336,698.90-2,005,048.35-1,115,265.15

Finding the Fourth Proportional to 1,336,698.90, 2,005,048.35 and 1,115,265.15

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Solution

The fourth proportional to 1,336,698.90, 2,005,048.35 and 1,115,265.15 is: 1,672,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,698.90 : 2,005,048.35 = 1,115,265.15 : x
  2. Step 2: Convert to fraction form
    1,336,698.90/2,005,048.35 = 1,115,265.15/x
  3. Step 3: Cross multiply
    1,336,698.90x = 2,005,048.35 × 1,115,265.15
  4. Step 4: Simplify right side
    1,336,698.90x = 2,236,160,548,820.00
  5. Step 5: Solve for x
    x = 2,236,160,548,820.00/1,336,698.90
  6. Step 6: Final answer
    x = 1,672,897.73

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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.