Home / 2,079,015.40-3,118,523.10-959,271.40

Finding the Fourth Proportional to 2,079,015.40, 3,118,523.10 and 959,271.40

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Solution

The fourth proportional to 2,079,015.40, 3,118,523.10 and 959,271.40 is: 1,438,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,015.40 : 3,118,523.10 = 959,271.40 : x
  2. Step 2: Convert to fraction form
    2,079,015.40/3,118,523.10 = 959,271.40/x
  3. Step 3: Cross multiply
    2,079,015.40x = 3,118,523.10 × 959,271.40
  4. Step 4: Simplify right side
    2,079,015.40x = 2,991,510,020,069.34
  5. Step 5: Solve for x
    x = 2,991,510,020,069.34/2,079,015.40
  6. Step 6: Final answer
    x = 1,438,907.10

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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.