Home / 1,303,080.24-1,954,646.28-856,648.56

Finding the Fourth Proportional to 1,303,080.24, 1,954,646.28 and 856,648.56

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Solution

The fourth proportional to 1,303,080.24, 1,954,646.28 and 856,648.56 is: 1,284,989.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,080.24 : 1,954,646.28 = 856,648.56 : x
  2. Step 2: Convert to fraction form
    1,303,080.24/1,954,646.28 = 856,648.56/x
  3. Step 3: Cross multiply
    1,303,080.24x = 1,954,646.28 × 856,648.56
  4. Step 4: Simplify right side
    1,303,080.24x = 1,674,444,921,071.36
  5. Step 5: Solve for x
    x = 1,674,444,921,071.36/1,303,080.24
  6. Step 6: Final answer
    x = 1,284,989.88

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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.