Home / 1,333,450.94-1,840,155.24-721,603.34

Finding the Fourth Proportional to 1,333,450.94, 1,840,155.24 and 721,603.34

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Solution

The fourth proportional to 1,333,450.94, 1,840,155.24 and 721,603.34 is: 995,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,450.94 : 1,840,155.24 = 721,603.34 : x
  2. Step 2: Convert to fraction form
    1,333,450.94/1,840,155.24 = 721,603.34/x
  3. Step 3: Cross multiply
    1,333,450.94x = 1,840,155.24 × 721,603.34
  4. Step 4: Simplify right side
    1,333,450.94x = 1,327,862,167,302.50
  5. Step 5: Solve for x
    x = 1,327,862,167,302.50/1,333,450.94
  6. Step 6: Final answer
    x = 995,808.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.