Home / 1,323,723.87-1,984,203.41-648,870.75

Finding the Fourth Proportional to 1,323,723.87, 1,984,203.41 and 648,870.75

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Solution

The fourth proportional to 1,323,723.87, 1,984,203.41 and 648,870.75 is: 972,628.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,723.87 : 1,984,203.41 = 648,870.75 : x
  2. Step 2: Convert to fraction form
    1,323,723.87/1,984,203.41 = 648,870.75/x
  3. Step 3: Cross multiply
    1,323,723.87x = 1,984,203.41 × 648,870.75
  4. Step 4: Simplify right side
    1,323,723.87x = 1,287,491,551,554.90
  5. Step 5: Solve for x
    x = 1,287,491,551,554.90/1,323,723.87
  6. Step 6: Final answer
    x = 972,628.49

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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.