Home / 1,765,986.60-2,645,043.30-1,364,453.40

Finding the Fourth Proportional to 1,765,986.60, 2,645,043.30 and 1,364,453.40

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Solution

The fourth proportional to 1,765,986.60, 2,645,043.30 and 1,364,453.40 is: 2,043,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,986.60 : 2,645,043.30 = 1,364,453.40 : x
  2. Step 2: Convert to fraction form
    1,765,986.60/2,645,043.30 = 1,364,453.40/x
  3. Step 3: Cross multiply
    1,765,986.60x = 2,645,043.30 × 1,364,453.40
  4. Step 4: Simplify right side
    1,765,986.60x = 3,609,038,323,832.22
  5. Step 5: Solve for x
    x = 3,609,038,323,832.22/1,765,986.60
  6. Step 6: Final answer
    x = 2,043,638.57

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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.