Home / 1,975,057.67-2,725,579.59-1,069,639.67

Finding the Fourth Proportional to 1,975,057.67, 2,725,579.59 and 1,069,639.67

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Solution

The fourth proportional to 1,975,057.67, 2,725,579.59 and 1,069,639.67 is: 1,476,102.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,057.67 : 2,725,579.59 = 1,069,639.67 : x
  2. Step 2: Convert to fraction form
    1,975,057.67/2,725,579.59 = 1,069,639.67/x
  3. Step 3: Cross multiply
    1,975,057.67x = 2,725,579.59 × 1,069,639.67
  4. Step 4: Simplify right side
    1,975,057.67x = 2,915,388,047,858.14
  5. Step 5: Solve for x
    x = 2,915,388,047,858.14/1,975,057.67
  6. Step 6: Final answer
    x = 1,476,102.74

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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.