Home / 4,007,615.40-6,012,152.10-1,311,190.20

Finding the Fourth Proportional to 4,007,615.40, 6,012,152.10 and 1,311,190.20

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Solution

The fourth proportional to 4,007,615.40, 6,012,152.10 and 1,311,190.20 is: 1,967,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007,615.40 : 6,012,152.10 = 1,311,190.20 : x
  2. Step 2: Convert to fraction form
    4,007,615.40/6,012,152.10 = 1,311,190.20/x
  3. Step 3: Cross multiply
    4,007,615.40x = 6,012,152.10 × 1,311,190.20
  4. Step 4: Simplify right side
    4,007,615.40x = 7,883,074,914,429.42
  5. Step 5: Solve for x
    x = 7,883,074,914,429.42/4,007,615.40
  6. Step 6: Final answer
    x = 1,967,023.81

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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.