Home / 1,224,860.82-1,837,172.43-371,939.85

Finding the Fourth Proportional to 1,224,860.82, 1,837,172.43 and 371,939.85

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Solution

The fourth proportional to 1,224,860.82, 1,837,172.43 and 371,939.85 is: 557,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,860.82 : 1,837,172.43 = 371,939.85 : x
  2. Step 2: Convert to fraction form
    1,224,860.82/1,837,172.43 = 371,939.85/x
  3. Step 3: Cross multiply
    1,224,860.82x = 1,837,172.43 × 371,939.85
  4. Step 4: Simplify right side
    1,224,860.82x = 683,317,638,038.34
  5. Step 5: Solve for x
    x = 683,317,638,038.34/1,224,860.82
  6. Step 6: Final answer
    x = 557,873.70

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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.