Home / 1,097,389.65-1,514,915.49-825,561.25

Finding the Fourth Proportional to 1,097,389.65, 1,514,915.49 and 825,561.25

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Solution

The fourth proportional to 1,097,389.65, 1,514,915.49 and 825,561.25 is: 1,139,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,389.65 : 1,514,915.49 = 825,561.25 : x
  2. Step 2: Convert to fraction form
    1,097,389.65/1,514,915.49 = 825,561.25/x
  3. Step 3: Cross multiply
    1,097,389.65x = 1,514,915.49 × 825,561.25
  4. Step 4: Simplify right side
    1,097,389.65x = 1,250,655,525,568.76
  5. Step 5: Solve for x
    x = 1,250,655,525,568.76/1,097,389.65
  6. Step 6: Final answer
    x = 1,139,664.04

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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.