Home / 1,308,334.62-1,962,501.93-409,783.80

Finding the Fourth Proportional to 1,308,334.62, 1,962,501.93 and 409,783.80

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Solution

The fourth proportional to 1,308,334.62, 1,962,501.93 and 409,783.80 is: 614,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,334.62 : 1,962,501.93 = 409,783.80 : x
  2. Step 2: Convert to fraction form
    1,308,334.62/1,962,501.93 = 409,783.80/x
  3. Step 3: Cross multiply
    1,308,334.62x = 1,962,501.93 × 409,783.80
  4. Step 4: Simplify right side
    1,308,334.62x = 804,201,498,382.73
  5. Step 5: Solve for x
    x = 804,201,498,382.73/1,308,334.62
  6. Step 6: Final answer
    x = 614,675.70

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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.