Home / 2,047,431.40-3,071,147.10-2,015,938.60

Finding the Fourth Proportional to 2,047,431.40, 3,071,147.10 and 2,015,938.60

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Solution

The fourth proportional to 2,047,431.40, 3,071,147.10 and 2,015,938.60 is: 3,023,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,431.40 : 3,071,147.10 = 2,015,938.60 : x
  2. Step 2: Convert to fraction form
    2,047,431.40/3,071,147.10 = 2,015,938.60/x
  3. Step 3: Cross multiply
    2,047,431.40x = 3,071,147.10 × 2,015,938.60
  4. Step 4: Simplify right side
    2,047,431.40x = 6,191,243,985,168.06
  5. Step 5: Solve for x
    x = 6,191,243,985,168.06/2,047,431.40
  6. Step 6: Final answer
    x = 3,023,907.90

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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.