Home / 1,303,604.40-1,955,406.60-805,940.40

Finding the Fourth Proportional to 1,303,604.40, 1,955,406.60 and 805,940.40

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Solution

The fourth proportional to 1,303,604.40, 1,955,406.60 and 805,940.40 is: 1,208,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,604.40 : 1,955,406.60 = 805,940.40 : x
  2. Step 2: Convert to fraction form
    1,303,604.40/1,955,406.60 = 805,940.40/x
  3. Step 3: Cross multiply
    1,303,604.40x = 1,955,406.60 × 805,940.40
  4. Step 4: Simplify right side
    1,303,604.40x = 1,575,941,177,366.64
  5. Step 5: Solve for x
    x = 1,575,941,177,366.64/1,303,604.40
  6. Step 6: Final answer
    x = 1,208,910.60

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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.