Home / 1,949,080.93-2,689,737.64-1,089,641.16

Finding the Fourth Proportional to 1,949,080.93, 2,689,737.64 and 1,089,641.16

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Solution

The fourth proportional to 1,949,080.93, 2,689,737.64 and 1,089,641.16 is: 1,503,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,080.93 : 2,689,737.64 = 1,089,641.16 : x
  2. Step 2: Convert to fraction form
    1,949,080.93/2,689,737.64 = 1,089,641.16/x
  3. Step 3: Cross multiply
    1,949,080.93x = 2,689,737.64 × 1,089,641.16
  4. Step 4: Simplify right side
    1,949,080.93x = 2,930,848,839,421.16
  5. Step 5: Solve for x
    x = 2,930,848,839,421.16/1,949,080.93
  6. Step 6: Final answer
    x = 1,503,708.13

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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.