Home / 1,085,986.85-1,498,702.10-656,183.84

Finding the Fourth Proportional to 1,085,986.85, 1,498,702.10 and 656,183.84

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Solution

The fourth proportional to 1,085,986.85, 1,498,702.10 and 656,183.84 is: 905,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,986.85 : 1,498,702.10 = 656,183.84 : x
  2. Step 2: Convert to fraction form
    1,085,986.85/1,498,702.10 = 656,183.84/x
  3. Step 3: Cross multiply
    1,085,986.85x = 1,498,702.10 × 656,183.84
  4. Step 4: Simplify right side
    1,085,986.85x = 983,424,088,219.63
  5. Step 5: Solve for x
    x = 983,424,088,219.63/1,085,986.85
  6. Step 6: Final answer
    x = 905,558.01

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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.