Home / 2,039,880.40-3,060,112.20-692,105.20

Finding the Fourth Proportional to 2,039,880.40, 3,060,112.20 and 692,105.20

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Solution

The fourth proportional to 2,039,880.40, 3,060,112.20 and 692,105.20 is: 1,038,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,880.40 : 3,060,112.20 = 692,105.20 : x
  2. Step 2: Convert to fraction form
    2,039,880.40/3,060,112.20 = 692,105.20/x
  3. Step 3: Cross multiply
    2,039,880.40x = 3,060,112.20 × 692,105.20
  4. Step 4: Simplify right side
    2,039,880.40x = 2,117,919,566,203.44
  5. Step 5: Solve for x
    x = 2,117,919,566,203.44/2,039,880.40
  6. Step 6: Final answer
    x = 1,038,256.74

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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.