Home / 1,362,370.40-2,045,110.80-801,720.80

Finding the Fourth Proportional to 1,362,370.40, 2,045,110.80 and 801,720.80

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Solution

The fourth proportional to 1,362,370.40, 2,045,110.80 and 801,720.80 is: 1,203,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,370.40 : 2,045,110.80 = 801,720.80 : x
  2. Step 2: Convert to fraction form
    1,362,370.40/2,045,110.80 = 801,720.80/x
  3. Step 3: Cross multiply
    1,362,370.40x = 2,045,110.80 × 801,720.80
  4. Step 4: Simplify right side
    1,362,370.40x = 1,639,607,866,664.64
  5. Step 5: Solve for x
    x = 1,639,607,866,664.64/1,362,370.40
  6. Step 6: Final answer
    x = 1,203,496.40

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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.