Home / 1,086,866.26-1,499,806.04-603,431.28

Finding the Fourth Proportional to 1,086,866.26, 1,499,806.04 and 603,431.28

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Solution

The fourth proportional to 1,086,866.26, 1,499,806.04 and 603,431.28 is: 832,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,866.26 : 1,499,806.04 = 603,431.28 : x
  2. Step 2: Convert to fraction form
    1,086,866.26/1,499,806.04 = 603,431.28/x
  3. Step 3: Cross multiply
    1,086,866.26x = 1,499,806.04 × 603,431.28
  4. Step 4: Simplify right side
    1,086,866.26x = 905,029,878,468.93
  5. Step 5: Solve for x
    x = 905,029,878,468.93/1,086,866.26
  6. Step 6: Final answer
    x = 832,696.64

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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.