Home / 2,069,622.20-3,107,975.70-1,124,838.20

Finding the Fourth Proportional to 2,069,622.20, 3,107,975.70 and 1,124,838.20

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Solution

The fourth proportional to 2,069,622.20, 3,107,975.70 and 1,124,838.20 is: 1,689,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,622.20 : 3,107,975.70 = 1,124,838.20 : x
  2. Step 2: Convert to fraction form
    2,069,622.20/3,107,975.70 = 1,124,838.20/x
  3. Step 3: Cross multiply
    2,069,622.20x = 3,107,975.70 × 1,124,838.20
  4. Step 4: Simplify right side
    2,069,622.20x = 3,495,969,792,031.74
  5. Step 5: Solve for x
    x = 3,495,969,792,031.74/2,069,622.20
  6. Step 6: Final answer
    x = 1,689,182.59

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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.