Home / 1,362,728.46-1,880,540.91-759,103.50

Finding the Fourth Proportional to 1,362,728.46, 1,880,540.91 and 759,103.50

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Solution

The fourth proportional to 1,362,728.46, 1,880,540.91 and 759,103.50 is: 1,047,549.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,728.46 : 1,880,540.91 = 759,103.50 : x
  2. Step 2: Convert to fraction form
    1,362,728.46/1,880,540.91 = 759,103.50/x
  3. Step 3: Cross multiply
    1,362,728.46x = 1,880,540.91 × 759,103.50
  4. Step 4: Simplify right side
    1,362,728.46x = 1,427,525,186,674.18
  5. Step 5: Solve for x
    x = 1,427,525,186,674.18/1,362,728.46
  6. Step 6: Final answer
    x = 1,047,549.26

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Why These Related Problems?

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