Home / 1,850,164.28-2,775,436.79-698,380.98

Finding the Fourth Proportional to 1,850,164.28, 2,775,436.79 and 698,380.98

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Solution

The fourth proportional to 1,850,164.28, 2,775,436.79 and 698,380.98 is: 1,047,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,164.28 : 2,775,436.79 = 698,380.98 : x
  2. Step 2: Convert to fraction form
    1,850,164.28/2,775,436.79 = 698,380.98/x
  3. Step 3: Cross multiply
    1,850,164.28x = 2,775,436.79 × 698,380.98
  4. Step 4: Simplify right side
    1,850,164.28x = 1,938,312,267,074.21
  5. Step 5: Solve for x
    x = 1,938,312,267,074.21/1,850,164.28
  6. Step 6: Final answer
    x = 1,047,643.33

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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.