Home / 1,108,334.40-1,529,470.80-624,895.28

Finding the Fourth Proportional to 1,108,334.40, 1,529,470.80 and 624,895.28

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Solution

The fourth proportional to 1,108,334.40, 1,529,470.80 and 624,895.28 is: 862,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,334.40 : 1,529,470.80 = 624,895.28 : x
  2. Step 2: Convert to fraction form
    1,108,334.40/1,529,470.80 = 624,895.28/x
  3. Step 3: Cross multiply
    1,108,334.40x = 1,529,470.80 × 624,895.28
  4. Step 4: Simplify right side
    1,108,334.40x = 955,759,083,817.82
  5. Step 5: Solve for x
    x = 955,759,083,817.82/1,108,334.40
  6. Step 6: Final answer
    x = 862,338.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.