Home / 1,152,505.84-1,729,030.30-394,355.56

Finding the Fourth Proportional to 1,152,505.84, 1,729,030.30 and 394,355.56

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Solution

The fourth proportional to 1,152,505.84, 1,729,030.30 and 394,355.56 is: 591,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,505.84 : 1,729,030.30 = 394,355.56 : x
  2. Step 2: Convert to fraction form
    1,152,505.84/1,729,030.30 = 394,355.56/x
  3. Step 3: Cross multiply
    1,152,505.84x = 1,729,030.30 × 394,355.56
  4. Step 4: Simplify right side
    1,152,505.84x = 681,852,712,213.47
  5. Step 5: Solve for x
    x = 681,852,712,213.47/1,152,505.84
  6. Step 6: Final answer
    x = 591,626.25

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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.