Home / 1,202,745.50-1,804,224.81-316,281.50

Finding the Fourth Proportional to 1,202,745.50, 1,804,224.81 and 316,281.50

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Solution

The fourth proportional to 1,202,745.50, 1,804,224.81 and 316,281.50 is: 474,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,745.50 : 1,804,224.81 = 316,281.50 : x
  2. Step 2: Convert to fraction form
    1,202,745.50/1,804,224.81 = 316,281.50/x
  3. Step 3: Cross multiply
    1,202,745.50x = 1,804,224.81 × 316,281.50
  4. Step 4: Simplify right side
    1,202,745.50x = 570,642,929,244.02
  5. Step 5: Solve for x
    x = 570,642,929,244.02/1,202,745.50
  6. Step 6: Final answer
    x = 474,450.27

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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.