Home / 1,313,571.26-1,970,439.96-555,271.40

Finding the Fourth Proportional to 1,313,571.26, 1,970,439.96 and 555,271.40

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Solution

The fourth proportional to 1,313,571.26, 1,970,439.96 and 555,271.40 is: 832,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,571.26 : 1,970,439.96 = 555,271.40 : x
  2. Step 2: Convert to fraction form
    1,313,571.26/1,970,439.96 = 555,271.40/x
  3. Step 3: Cross multiply
    1,313,571.26x = 1,970,439.96 × 555,271.40
  4. Step 4: Simplify right side
    1,313,571.26x = 1,094,128,955,205.14
  5. Step 5: Solve for x
    x = 1,094,128,955,205.14/1,313,571.26
  6. Step 6: Final answer
    x = 832,942.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.