Home / 1,434,418.06-2,151,268.52-423,339.34

Finding the Fourth Proportional to 1,434,418.06, 2,151,268.52 and 423,339.34

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Solution

The fourth proportional to 1,434,418.06, 2,151,268.52 and 423,339.34 is: 634,903.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,418.06 : 2,151,268.52 = 423,339.34 : x
  2. Step 2: Convert to fraction form
    1,434,418.06/2,151,268.52 = 423,339.34/x
  3. Step 3: Cross multiply
    1,434,418.06x = 2,151,268.52 × 423,339.34
  4. Step 4: Simplify right side
    1,434,418.06x = 910,716,595,419.58
  5. Step 5: Solve for x
    x = 910,716,595,419.58/1,434,418.06
  6. Step 6: Final answer
    x = 634,903.19

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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.