Home / 1,124,548.46-1,686,822.74-325,830.52

Finding the Fourth Proportional to 1,124,548.46, 1,686,822.74 and 325,830.52

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Solution

The fourth proportional to 1,124,548.46, 1,686,822.74 and 325,830.52 is: 488,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,548.46 : 1,686,822.74 = 325,830.52 : x
  2. Step 2: Convert to fraction form
    1,124,548.46/1,686,822.74 = 325,830.52/x
  3. Step 3: Cross multiply
    1,124,548.46x = 1,686,822.74 × 325,830.52
  4. Step 4: Simplify right side
    1,124,548.46x = 549,618,330,522.03
  5. Step 5: Solve for x
    x = 549,618,330,522.03/1,124,548.46
  6. Step 6: Final answer
    x = 488,745.79

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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.