Home / 1,431,000.96-1,974,902.52-973,131.24

Finding the Fourth Proportional to 1,431,000.96, 1,974,902.52 and 973,131.24

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Solution

The fourth proportional to 1,431,000.96, 1,974,902.52 and 973,131.24 is: 1,343,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,000.96 : 1,974,902.52 = 973,131.24 : x
  2. Step 2: Convert to fraction form
    1,431,000.96/1,974,902.52 = 973,131.24/x
  3. Step 3: Cross multiply
    1,431,000.96x = 1,974,902.52 × 973,131.24
  4. Step 4: Simplify right side
    1,431,000.96x = 1,921,839,338,166.73
  5. Step 5: Solve for x
    x = 1,921,839,338,166.73/1,431,000.96
  6. Step 6: Final answer
    x = 1,343,003.53

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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.