Home / 1,340,904-2,012,620.02-488,799.18

Finding the Fourth Proportional to 1,340,904, 2,012,620.02 and 488,799.18

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Solution

The fourth proportional to 1,340,904, 2,012,620.02 and 488,799.18 is: 733,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,904 : 2,012,620.02 = 488,799.18 : x
  2. Step 2: Convert to fraction form
    1,340,904/2,012,620.02 = 488,799.18/x
  3. Step 3: Cross multiply
    1,340,904x = 2,012,620.02 × 488,799.18
  4. Step 4: Simplify right side
    1,340,904x = 983,767,015,427.58
  5. Step 5: Solve for x
    x = 983,767,015,427.58/1,340,904
  6. Step 6: Final answer
    x = 733,659.54

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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.