Home / 3,047,122.89-4,205,017.67-1,670,474.25

Finding the Fourth Proportional to 3,047,122.89, 4,205,017.67 and 1,670,474.25

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Solution

The fourth proportional to 3,047,122.89, 4,205,017.67 and 1,670,474.25 is: 2,305,247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,122.89 : 4,205,017.67 = 1,670,474.25 : x
  2. Step 2: Convert to fraction form
    3,047,122.89/4,205,017.67 = 1,670,474.25/x
  3. Step 3: Cross multiply
    3,047,122.89x = 4,205,017.67 × 1,670,474.25
  4. Step 4: Simplify right side
    3,047,122.89x = 7,024,373,730,177.63
  5. Step 5: Solve for x
    x = 7,024,373,730,177.63/3,047,122.89
  6. Step 6: Final answer
    x = 2,305,247.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.