Home / 736,907.80-1,105,361.70-724,466.20

Finding the Fourth Proportional to 736,907.80, 1,105,361.70 and 724,466.20

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Solution

The fourth proportional to 736,907.80, 1,105,361.70 and 724,466.20 is: 1,086,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,907.80 : 1,105,361.70 = 724,466.20 : x
  2. Step 2: Convert to fraction form
    736,907.80/1,105,361.70 = 724,466.20/x
  3. Step 3: Cross multiply
    736,907.80x = 1,105,361.70 × 724,466.20
  4. Step 4: Simplify right side
    736,907.80x = 800,797,190,424.54
  5. Step 5: Solve for x
    x = 800,797,190,424.54/736,907.80
  6. Step 6: Final answer
    x = 1,086,699.30

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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.