Home / 4,012,242.40-6,019,092.60-1,315,817.20

Finding the Fourth Proportional to 4,012,242.40, 6,019,092.60 and 1,315,817.20

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Solution

The fourth proportional to 4,012,242.40, 6,019,092.60 and 1,315,817.20 is: 1,973,964.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,242.40 : 6,019,092.60 = 1,315,817.20 : x
  2. Step 2: Convert to fraction form
    4,012,242.40/6,019,092.60 = 1,315,817.20/x
  3. Step 3: Cross multiply
    4,012,242.40x = 6,019,092.60 × 1,315,817.20
  4. Step 4: Simplify right side
    4,012,242.40x = 7,920,025,571,472.72
  5. Step 5: Solve for x
    x = 7,920,025,571,472.72/4,012,242.40
  6. Step 6: Final answer
    x = 1,973,964.88

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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.