Home / 1,863,009.60-2,794,514.40-1,355,188.20

Finding the Fourth Proportional to 1,863,009.60, 2,794,514.40 and 1,355,188.20

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Solution

The fourth proportional to 1,863,009.60, 2,794,514.40 and 1,355,188.20 is: 2,032,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,009.60 : 2,794,514.40 = 1,355,188.20 : x
  2. Step 2: Convert to fraction form
    1,863,009.60/2,794,514.40 = 1,355,188.20/x
  3. Step 3: Cross multiply
    1,863,009.60x = 2,794,514.40 × 1,355,188.20
  4. Step 4: Simplify right side
    1,863,009.60x = 3,787,092,939,610.08
  5. Step 5: Solve for x
    x = 3,787,092,939,610.08/1,863,009.60
  6. Step 6: Final answer
    x = 2,032,782.30

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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.