Home / 1,299,058.84-1,950,355.32-730,839.80

Finding the Fourth Proportional to 1,299,058.84, 1,950,355.32 and 730,839.80

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Solution

The fourth proportional to 1,299,058.84, 1,950,355.32 and 730,839.80 is: 1,097,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,058.84 : 1,950,355.32 = 730,839.80 : x
  2. Step 2: Convert to fraction form
    1,299,058.84/1,950,355.32 = 730,839.80/x
  3. Step 3: Cross multiply
    1,299,058.84x = 1,950,355.32 × 730,839.80
  4. Step 4: Simplify right side
    1,299,058.84x = 1,425,397,291,997.74
  5. Step 5: Solve for x
    x = 1,425,397,291,997.74/1,299,058.84
  6. Step 6: Final answer
    x = 1,097,253.83

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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.