Home / 2,010,173.75-2,774,686.25-1,286,969.30

Finding the Fourth Proportional to 2,010,173.75, 2,774,686.25 and 1,286,969.30

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Solution

The fourth proportional to 2,010,173.75, 2,774,686.25 and 1,286,969.30 is: 1,776,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,173.75 : 2,774,686.25 = 1,286,969.30 : x
  2. Step 2: Convert to fraction form
    2,010,173.75/2,774,686.25 = 1,286,969.30/x
  3. Step 3: Cross multiply
    2,010,173.75x = 2,774,686.25 × 1,286,969.30
  4. Step 4: Simplify right side
    2,010,173.75x = 3,570,936,020,882.13
  5. Step 5: Solve for x
    x = 3,570,936,020,882.13/2,010,173.75
  6. Step 6: Final answer
    x = 1,776,431.53

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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.