Home / 1,244,075.20-1,868,081.10-944,893.60

Finding the Fourth Proportional to 1,244,075.20, 1,868,081.10 and 944,893.60

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Solution

The fourth proportional to 1,244,075.20, 1,868,081.10 and 944,893.60 is: 1,418,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,075.20 : 1,868,081.10 = 944,893.60 : x
  2. Step 2: Convert to fraction form
    1,244,075.20/1,868,081.10 = 944,893.60/x
  3. Step 3: Cross multiply
    1,244,075.20x = 1,868,081.10 × 944,893.60
  4. Step 4: Simplify right side
    1,244,075.20x = 1,765,137,875,670.96
  5. Step 5: Solve for x
    x = 1,765,137,875,670.96/1,244,075.20
  6. Step 6: Final answer
    x = 1,418,835.35

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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.