Home / 2,977,963.20-4,466,944.80-2,679,364.80

Finding the Fourth Proportional to 2,977,963.20, 4,466,944.80 and 2,679,364.80

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Solution

The fourth proportional to 2,977,963.20, 4,466,944.80 and 2,679,364.80 is: 4,019,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,963.20 : 4,466,944.80 = 2,679,364.80 : x
  2. Step 2: Convert to fraction form
    2,977,963.20/4,466,944.80 = 2,679,364.80/x
  3. Step 3: Cross multiply
    2,977,963.20x = 4,466,944.80 × 2,679,364.80
  4. Step 4: Simplify right side
    2,977,963.20x = 11,968,574,660,663.04
  5. Step 5: Solve for x
    x = 11,968,574,660,663.04/2,977,963.20
  6. Step 6: Final answer
    x = 4,019,047.20

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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.