Home / 1,124,018.36-1,686,235.56-355,709.54

Finding the Fourth Proportional to 1,124,018.36, 1,686,235.56 and 355,709.54

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Solution

The fourth proportional to 1,124,018.36, 1,686,235.56 and 355,709.54 is: 533,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,018.36 : 1,686,235.56 = 355,709.54 : x
  2. Step 2: Convert to fraction form
    1,124,018.36/1,686,235.56 = 355,709.54/x
  3. Step 3: Cross multiply
    1,124,018.36x = 1,686,235.56 × 355,709.54
  4. Step 4: Simplify right side
    1,124,018.36x = 599,810,075,379.24
  5. Step 5: Solve for x
    x = 599,810,075,379.24/1,124,018.36
  6. Step 6: Final answer
    x = 533,630.14

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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.