Home / 1,853,286-2,557,517.40-1,048,470

Finding the Fourth Proportional to 1,853,286, 2,557,517.40 and 1,048,470

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Solution

The fourth proportional to 1,853,286, 2,557,517.40 and 1,048,470 is: 1,446,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,286 : 2,557,517.40 = 1,048,470 : x
  2. Step 2: Convert to fraction form
    1,853,286/2,557,517.40 = 1,048,470/x
  3. Step 3: Cross multiply
    1,853,286x = 2,557,517.40 × 1,048,470
  4. Step 4: Simplify right side
    1,853,286x = 2,681,480,268,378
  5. Step 5: Solve for x
    x = 2,681,480,268,378/1,853,286
  6. Step 6: Final answer
    x = 1,446,878.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.