Home / 1,773,986.80-2,660,980.20-651,823.60

Finding the Fourth Proportional to 1,773,986.80, 2,660,980.20 and 651,823.60

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Solution

The fourth proportional to 1,773,986.80, 2,660,980.20 and 651,823.60 is: 977,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,986.80 : 2,660,980.20 = 651,823.60 : x
  2. Step 2: Convert to fraction form
    1,773,986.80/2,660,980.20 = 651,823.60/x
  3. Step 3: Cross multiply
    1,773,986.80x = 2,660,980.20 × 651,823.60
  4. Step 4: Simplify right side
    1,773,986.80x = 1,734,489,693,492.72
  5. Step 5: Solve for x
    x = 1,734,489,693,492.72/1,773,986.80
  6. Step 6: Final answer
    x = 977,735.40

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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.