Home / 1,968,181.20-2,952,271.80-706,136.40

Finding the Fourth Proportional to 1,968,181.20, 2,952,271.80 and 706,136.40

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Solution

The fourth proportional to 1,968,181.20, 2,952,271.80 and 706,136.40 is: 1,059,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,181.20 : 2,952,271.80 = 706,136.40 : x
  2. Step 2: Convert to fraction form
    1,968,181.20/2,952,271.80 = 706,136.40/x
  3. Step 3: Cross multiply
    1,968,181.20x = 2,952,271.80 × 706,136.40
  4. Step 4: Simplify right side
    1,968,181.20x = 2,084,706,580,673.52
  5. Step 5: Solve for x
    x = 2,084,706,580,673.52/1,968,181.20
  6. Step 6: Final answer
    x = 1,059,204.60

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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.