Home / 1,173,361.37-1,619,239.34-636,817.37

Finding the Fourth Proportional to 1,173,361.37, 1,619,239.34 and 636,817.37

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Solution

The fourth proportional to 1,173,361.37, 1,619,239.34 and 636,817.37 is: 878,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,361.37 : 1,619,239.34 = 636,817.37 : x
  2. Step 2: Convert to fraction form
    1,173,361.37/1,619,239.34 = 636,817.37/x
  3. Step 3: Cross multiply
    1,173,361.37x = 1,619,239.34 × 636,817.37
  4. Step 4: Simplify right side
    1,173,361.37x = 1,031,159,731,395.18
  5. Step 5: Solve for x
    x = 1,031,159,731,395.18/1,173,361.37
  6. Step 6: Final answer
    x = 878,808.32

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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.