Home / 1,603,531.70-2,405,297.55-1,036,661.30

Finding the Fourth Proportional to 1,603,531.70, 2,405,297.55 and 1,036,661.30

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Solution

The fourth proportional to 1,603,531.70, 2,405,297.55 and 1,036,661.30 is: 1,554,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,531.70 : 2,405,297.55 = 1,036,661.30 : x
  2. Step 2: Convert to fraction form
    1,603,531.70/2,405,297.55 = 1,036,661.30/x
  3. Step 3: Cross multiply
    1,603,531.70x = 2,405,297.55 × 1,036,661.30
  4. Step 4: Simplify right side
    1,603,531.70x = 2,493,478,885,069.82
  5. Step 5: Solve for x
    x = 2,493,478,885,069.82/1,603,531.70
  6. Step 6: Final answer
    x = 1,554,991.95

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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.