Home / 1,153,205.95-1,729,974-354,554.55

Finding the Fourth Proportional to 1,153,205.95, 1,729,974 and 354,554.55

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Solution

The fourth proportional to 1,153,205.95, 1,729,974 and 354,554.55 is: 531,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,205.95 : 1,729,974 = 354,554.55 : x
  2. Step 2: Convert to fraction form
    1,153,205.95/1,729,974 = 354,554.55/x
  3. Step 3: Cross multiply
    1,153,205.95x = 1,729,974 × 354,554.55
  4. Step 4: Simplify right side
    1,153,205.95x = 613,370,144,431.83
  5. Step 5: Solve for x
    x = 613,370,144,431.83/1,153,205.95
  6. Step 6: Final answer
    x = 531,882.57

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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.