Home / 1,237,636.32-1,856,584.08-527,739.36

Finding the Fourth Proportional to 1,237,636.32, 1,856,584.08 and 527,739.36

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Solution

The fourth proportional to 1,237,636.32, 1,856,584.08 and 527,739.36 is: 791,664.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,636.32 : 1,856,584.08 = 527,739.36 : x
  2. Step 2: Convert to fraction form
    1,237,636.32/1,856,584.08 = 527,739.36/x
  3. Step 3: Cross multiply
    1,237,636.32x = 1,856,584.08 × 527,739.36
  4. Step 4: Simplify right side
    1,237,636.32x = 979,792,494,165.39
  5. Step 5: Solve for x
    x = 979,792,494,165.39/1,237,636.32
  6. Step 6: Final answer
    x = 791,664.30

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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.