Home / 2,155,579.04-2,974,698.24-1,237,868.48

Finding the Fourth Proportional to 2,155,579.04, 2,974,698.24 and 1,237,868.48

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Solution

The fourth proportional to 2,155,579.04, 2,974,698.24 and 1,237,868.48 is: 1,708,258.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,579.04 : 2,974,698.24 = 1,237,868.48 : x
  2. Step 2: Convert to fraction form
    2,155,579.04/2,974,698.24 = 1,237,868.48/x
  3. Step 3: Cross multiply
    2,155,579.04x = 2,974,698.24 × 1,237,868.48
  4. Step 4: Simplify right side
    2,155,579.04x = 3,682,285,188,807.48
  5. Step 5: Solve for x
    x = 3,682,285,188,807.48/2,155,579.04
  6. Step 6: Final answer
    x = 1,708,258.02

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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.