Home / 1,235,518.16-1,705,002.02-691,658.42

Finding the Fourth Proportional to 1,235,518.16, 1,705,002.02 and 691,658.42

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Solution

The fourth proportional to 1,235,518.16, 1,705,002.02 and 691,658.42 is: 954,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,518.16 : 1,705,002.02 = 691,658.42 : x
  2. Step 2: Convert to fraction form
    1,235,518.16/1,705,002.02 = 691,658.42/x
  3. Step 3: Cross multiply
    1,235,518.16x = 1,705,002.02 × 691,658.42
  4. Step 4: Simplify right side
    1,235,518.16x = 1,179,279,003,250.01
  5. Step 5: Solve for x
    x = 1,179,279,003,250.01/1,235,518.16
  6. Step 6: Final answer
    x = 954,481.32

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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.