Home / 1,525,628.25-2,105,465.40-846,564.75

Finding the Fourth Proportional to 1,525,628.25, 2,105,465.40 and 846,564.75

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Solution

The fourth proportional to 1,525,628.25, 2,105,465.40 and 846,564.75 is: 1,168,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,628.25 : 2,105,465.40 = 846,564.75 : x
  2. Step 2: Convert to fraction form
    1,525,628.25/2,105,465.40 = 846,564.75/x
  3. Step 3: Cross multiply
    1,525,628.25x = 2,105,465.40 × 846,564.75
  4. Step 4: Simplify right side
    1,525,628.25x = 1,782,412,789,984.65
  5. Step 5: Solve for x
    x = 1,782,412,789,984.65/1,525,628.25
  6. Step 6: Final answer
    x = 1,168,313.97

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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.