Home / 1,113,985.10-1,677,023.39-998,249.06

Finding the Fourth Proportional to 1,113,985.10, 1,677,023.39 and 998,249.06

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Solution

The fourth proportional to 1,113,985.10, 1,677,023.39 and 998,249.06 is: 1,502,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,985.10 : 1,677,023.39 = 998,249.06 : x
  2. Step 2: Convert to fraction form
    1,113,985.10/1,677,023.39 = 998,249.06/x
  3. Step 3: Cross multiply
    1,113,985.10x = 1,677,023.39 × 998,249.06
  4. Step 4: Simplify right side
    1,113,985.10x = 1,674,087,029,353.69
  5. Step 5: Solve for x
    x = 1,674,087,029,353.69/1,113,985.10
  6. Step 6: Final answer
    x = 1,502,791.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.