Home / 1,093,893.40-1,640,840.10-963,985.60

Finding the Fourth Proportional to 1,093,893.40, 1,640,840.10 and 963,985.60

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Solution

The fourth proportional to 1,093,893.40, 1,640,840.10 and 963,985.60 is: 1,445,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,893.40 : 1,640,840.10 = 963,985.60 : x
  2. Step 2: Convert to fraction form
    1,093,893.40/1,640,840.10 = 963,985.60/x
  3. Step 3: Cross multiply
    1,093,893.40x = 1,640,840.10 × 963,985.60
  4. Step 4: Simplify right side
    1,093,893.40x = 1,581,746,228,302.56
  5. Step 5: Solve for x
    x = 1,581,746,228,302.56/1,093,893.40
  6. Step 6: Final answer
    x = 1,445,978.40

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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.