Home / 1,290,598.22-1,936,750.14-607,680.41

Finding the Fourth Proportional to 1,290,598.22, 1,936,750.14 and 607,680.41

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Solution

The fourth proportional to 1,290,598.22, 1,936,750.14 and 607,680.41 is: 911,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,598.22 : 1,936,750.14 = 607,680.41 : x
  2. Step 2: Convert to fraction form
    1,290,598.22/1,936,750.14 = 607,680.41/x
  3. Step 3: Cross multiply
    1,290,598.22x = 1,936,750.14 × 607,680.41
  4. Step 4: Simplify right side
    1,290,598.22x = 1,176,925,109,459.01
  5. Step 5: Solve for x
    x = 1,176,925,109,459.01/1,290,598.22
  6. Step 6: Final answer
    x = 911,922.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.