Home / 1,284,362.36-1,925,270.30-716,003.43

Finding the Fourth Proportional to 1,284,362.36, 1,925,270.30 and 716,003.43

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Solution

The fourth proportional to 1,284,362.36, 1,925,270.30 and 716,003.43 is: 1,073,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,362.36 : 1,925,270.30 = 716,003.43 : x
  2. Step 2: Convert to fraction form
    1,284,362.36/1,925,270.30 = 716,003.43/x
  3. Step 3: Cross multiply
    1,284,362.36x = 1,925,270.30 × 716,003.43
  4. Step 4: Simplify right side
    1,284,362.36x = 1,378,500,134,897.11
  5. Step 5: Solve for x
    x = 1,378,500,134,897.11/1,284,362.36
  6. Step 6: Final answer
    x = 1,073,295.34

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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.