Home / 1,124,013.36-1,686,228.06-355,704.54

Finding the Fourth Proportional to 1,124,013.36, 1,686,228.06 and 355,704.54

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Solution

The fourth proportional to 1,124,013.36, 1,686,228.06 and 355,704.54 is: 533,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,013.36 : 1,686,228.06 = 355,704.54 : x
  2. Step 2: Convert to fraction form
    1,124,013.36/1,686,228.06 = 355,704.54/x
  3. Step 3: Cross multiply
    1,124,013.36x = 1,686,228.06 × 355,704.54
  4. Step 4: Simplify right side
    1,124,013.36x = 599,798,976,417.39
  5. Step 5: Solve for x
    x = 599,798,976,417.39/1,124,013.36
  6. Step 6: Final answer
    x = 533,622.64

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1.5x scale

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.