Home / 4,587,974.13-6,881,516.51-1,393,128.39

Finding the Fourth Proportional to 4,587,974.13, 6,881,516.51 and 1,393,128.39

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Solution

The fourth proportional to 4,587,974.13, 6,881,516.51 and 1,393,128.39 is: 2,089,557.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587,974.13 : 6,881,516.51 = 1,393,128.39 : x
  2. Step 2: Convert to fraction form
    4,587,974.13/6,881,516.51 = 1,393,128.39/x
  3. Step 3: Cross multiply
    4,587,974.13x = 6,881,516.51 × 1,393,128.39
  4. Step 4: Simplify right side
    4,587,974.13x = 9,586,836,009,369.08
  5. Step 5: Solve for x
    x = 9,586,836,009,369.08/4,587,974.13
  6. Step 6: Final answer
    x = 2,089,557.56

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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.