Home / 3,715,702.37-5,572,215.89-1,286,195.51

Finding the Fourth Proportional to 3,715,702.37, 5,572,215.89 and 1,286,195.51

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Solution

The fourth proportional to 3,715,702.37, 5,572,215.89 and 1,286,195.51 is: 1,928,830.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,702.37 : 5,572,215.89 = 1,286,195.51 : x
  2. Step 2: Convert to fraction form
    3,715,702.37/5,572,215.89 = 1,286,195.51/x
  3. Step 3: Cross multiply
    3,715,702.37x = 5,572,215.89 × 1,286,195.51
  4. Step 4: Simplify right side
    3,715,702.37x = 7,166,959,039,447.74
  5. Step 5: Solve for x
    x = 7,166,959,039,447.74/3,715,702.37
  6. Step 6: Final answer
    x = 1,928,830.23

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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.