Home / 1,954,274.20-2,931,702.90-692,002.60

Finding the Fourth Proportional to 1,954,274.20, 2,931,702.90 and 692,002.60

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Solution

The fourth proportional to 1,954,274.20, 2,931,702.90 and 692,002.60 is: 1,038,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,274.20 : 2,931,702.90 = 692,002.60 : x
  2. Step 2: Convert to fraction form
    1,954,274.20/2,931,702.90 = 692,002.60/x
  3. Step 3: Cross multiply
    1,954,274.20x = 2,931,702.90 × 692,002.60
  4. Step 4: Simplify right side
    1,954,274.20x = 2,028,746,029,227.54
  5. Step 5: Solve for x
    x = 2,028,746,029,227.54/1,954,274.20
  6. Step 6: Final answer
    x = 1,038,107.15

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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.