Home / 3,201,430.20-4,802,153.36-1,308,171.28

Finding the Fourth Proportional to 3,201,430.20, 4,802,153.36 and 1,308,171.28

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Solution

The fourth proportional to 3,201,430.20, 4,802,153.36 and 1,308,171.28 is: 1,962,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,430.20 : 4,802,153.36 = 1,308,171.28 : x
  2. Step 2: Convert to fraction form
    3,201,430.20/4,802,153.36 = 1,308,171.28/x
  3. Step 3: Cross multiply
    3,201,430.20x = 4,802,153.36 × 1,308,171.28
  4. Step 4: Simplify right side
    3,201,430.20x = 6,282,039,107,707.50
  5. Step 5: Solve for x
    x = 6,282,039,107,707.50/3,201,430.20
  6. Step 6: Final answer
    x = 1,962,260.21

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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.