Home / 1,051,799.78-1,450,976.29-689,063.96

Finding the Fourth Proportional to 1,051,799.78, 1,450,976.29 and 689,063.96

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Solution

The fourth proportional to 1,051,799.78, 1,450,976.29 and 689,063.96 is: 950,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,799.78 : 1,450,976.29 = 689,063.96 : x
  2. Step 2: Convert to fraction form
    1,051,799.78/1,450,976.29 = 689,063.96/x
  3. Step 3: Cross multiply
    1,051,799.78x = 1,450,976.29 × 689,063.96
  4. Step 4: Simplify right side
    1,051,799.78x = 999,815,470,158.29
  5. Step 5: Solve for x
    x = 999,815,470,158.29/1,051,799.78
  6. Step 6: Final answer
    x = 950,575.85

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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.