Home / 1,656,993.52-2,286,629.28-931,841.04

Finding the Fourth Proportional to 1,656,993.52, 2,286,629.28 and 931,841.04

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Solution

The fourth proportional to 1,656,993.52, 2,286,629.28 and 931,841.04 is: 1,285,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,993.52 : 2,286,629.28 = 931,841.04 : x
  2. Step 2: Convert to fraction form
    1,656,993.52/2,286,629.28 = 931,841.04/x
  3. Step 3: Cross multiply
    1,656,993.52x = 2,286,629.28 × 931,841.04
  4. Step 4: Simplify right side
    1,656,993.52x = 2,130,775,006,369.65
  5. Step 5: Solve for x
    x = 2,130,775,006,369.65/1,656,993.52
  6. Step 6: Final answer
    x = 1,285,928.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.