Home / 2,950,915.20-4,426,372.80-1,943,145.60

Finding the Fourth Proportional to 2,950,915.20, 4,426,372.80 and 1,943,145.60

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Solution

The fourth proportional to 2,950,915.20, 4,426,372.80 and 1,943,145.60 is: 2,914,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,915.20 : 4,426,372.80 = 1,943,145.60 : x
  2. Step 2: Convert to fraction form
    2,950,915.20/4,426,372.80 = 1,943,145.60/x
  3. Step 3: Cross multiply
    2,950,915.20x = 4,426,372.80 × 1,943,145.60
  4. Step 4: Simplify right side
    2,950,915.20x = 8,601,086,830,279.68
  5. Step 5: Solve for x
    x = 8,601,086,830,279.68/2,950,915.20
  6. Step 6: Final answer
    x = 2,914,718.40

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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.