Home / 1,525,382.10-2,105,021.43-837,065.52

Finding the Fourth Proportional to 1,525,382.10, 2,105,021.43 and 837,065.52

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Solution

The fourth proportional to 1,525,382.10, 2,105,021.43 and 837,065.52 is: 1,155,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,382.10 : 2,105,021.43 = 837,065.52 : x
  2. Step 2: Convert to fraction form
    1,525,382.10/2,105,021.43 = 837,065.52/x
  3. Step 3: Cross multiply
    1,525,382.10x = 2,105,021.43 × 837,065.52
  4. Step 4: Simplify right side
    1,525,382.10x = 1,762,040,857,914.09
  5. Step 5: Solve for x
    x = 1,762,040,857,914.09/1,525,382.10
  6. Step 6: Final answer
    x = 1,155,147.20

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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.