Home / 1,713,851.73-2,571,138.05-648,870.21

Finding the Fourth Proportional to 1,713,851.73, 2,571,138.05 and 648,870.21

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Solution

The fourth proportional to 1,713,851.73, 2,571,138.05 and 648,870.21 is: 973,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,851.73 : 2,571,138.05 = 648,870.21 : x
  2. Step 2: Convert to fraction form
    1,713,851.73/2,571,138.05 = 648,870.21/x
  3. Step 3: Cross multiply
    1,713,851.73x = 2,571,138.05 × 648,870.21
  4. Step 4: Simplify right side
    1,713,851.73x = 1,668,334,883,198.14
  5. Step 5: Solve for x
    x = 1,668,334,883,198.14/1,713,851.73
  6. Step 6: Final answer
    x = 973,441.78

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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.