Home / 2,689,933.05-4,034,917.74-983,374.31

Finding the Fourth Proportional to 2,689,933.05, 4,034,917.74 and 983,374.31

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Solution

The fourth proportional to 2,689,933.05, 4,034,917.74 and 983,374.31 is: 1,475,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,933.05 : 4,034,917.74 = 983,374.31 : x
  2. Step 2: Convert to fraction form
    2,689,933.05/4,034,917.74 = 983,374.31/x
  3. Step 3: Cross multiply
    2,689,933.05x = 4,034,917.74 × 983,374.31
  4. Step 4: Simplify right side
    2,689,933.05x = 3,967,834,436,792.06
  5. Step 5: Solve for x
    x = 3,967,834,436,792.06/2,689,933.05
  6. Step 6: Final answer
    x = 1,475,068.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.