Home / 1,782,571.50-2,459,952.72-1,018,623.24

Finding the Fourth Proportional to 1,782,571.50, 2,459,952.72 and 1,018,623.24

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Solution

The fourth proportional to 1,782,571.50, 2,459,952.72 and 1,018,623.24 is: 1,405,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,571.50 : 2,459,952.72 = 1,018,623.24 : x
  2. Step 2: Convert to fraction form
    1,782,571.50/2,459,952.72 = 1,018,623.24/x
  3. Step 3: Cross multiply
    1,782,571.50x = 2,459,952.72 × 1,018,623.24
  4. Step 4: Simplify right side
    1,782,571.50x = 2,505,765,009,893.21
  5. Step 5: Solve for x
    x = 2,505,765,009,893.21/1,782,571.50
  6. Step 6: Final answer
    x = 1,405,702.39

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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.