Home / 3,150,106.80-4,725,851.40-1,019,828.40

Finding the Fourth Proportional to 3,150,106.80, 4,725,851.40 and 1,019,828.40

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Solution

The fourth proportional to 3,150,106.80, 4,725,851.40 and 1,019,828.40 is: 1,529,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,106.80 : 4,725,851.40 = 1,019,828.40 : x
  2. Step 2: Convert to fraction form
    3,150,106.80/4,725,851.40 = 1,019,828.40/x
  3. Step 3: Cross multiply
    3,150,106.80x = 4,725,851.40 × 1,019,828.40
  4. Step 4: Simplify right side
    3,150,106.80x = 4,819,557,471,899.76
  5. Step 5: Solve for x
    x = 4,819,557,471,899.76/3,150,106.80
  6. Step 6: Final answer
    x = 1,529,966.37

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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.