Home / 2,505,368.56-3,758,020.02-612,126.40

Finding the Fourth Proportional to 2,505,368.56, 3,758,020.02 and 612,126.40

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Solution

The fourth proportional to 2,505,368.56, 3,758,020.02 and 612,126.40 is: 918,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505,368.56 : 3,758,020.02 = 612,126.40 : x
  2. Step 2: Convert to fraction form
    2,505,368.56/3,758,020.02 = 612,126.40/x
  3. Step 3: Cross multiply
    2,505,368.56x = 3,758,020.02 × 612,126.40
  4. Step 4: Simplify right side
    2,505,368.56x = 2,300,383,265,970.53
  5. Step 5: Solve for x
    x = 2,300,383,265,970.53/2,505,368.56
  6. Step 6: Final answer
    x = 918,181.58

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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.