Home / 1,450,848.87-2,002,129.31-830,633.29

Finding the Fourth Proportional to 1,450,848.87, 2,002,129.31 and 830,633.29

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Solution

The fourth proportional to 1,450,848.87, 2,002,129.31 and 830,633.29 is: 1,146,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,848.87 : 2,002,129.31 = 830,633.29 : x
  2. Step 2: Convert to fraction form
    1,450,848.87/2,002,129.31 = 830,633.29/x
  3. Step 3: Cross multiply
    1,450,848.87x = 2,002,129.31 × 830,633.29
  4. Step 4: Simplify right side
    1,450,848.87x = 1,663,035,252,841.99
  5. Step 5: Solve for x
    x = 1,663,035,252,841.99/1,450,848.87
  6. Step 6: Final answer
    x = 1,146,249.82

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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.