Home / 1,040,064.50-1,435,289.01-563,136.50

Finding the Fourth Proportional to 1,040,064.50, 1,435,289.01 and 563,136.50

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Solution

The fourth proportional to 1,040,064.50, 1,435,289.01 and 563,136.50 is: 777,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,064.50 : 1,435,289.01 = 563,136.50 : x
  2. Step 2: Convert to fraction form
    1,040,064.50/1,435,289.01 = 563,136.50/x
  3. Step 3: Cross multiply
    1,040,064.50x = 1,435,289.01 × 563,136.50
  4. Step 4: Simplify right side
    1,040,064.50x = 808,263,629,579.87
  5. Step 5: Solve for x
    x = 808,263,629,579.87/1,040,064.50
  6. Step 6: Final answer
    x = 777,128.37

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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.