Home / 1,445,678.46-2,170,503.81-736,183.26

Finding the Fourth Proportional to 1,445,678.46, 2,170,503.81 and 736,183.26

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Solution

The fourth proportional to 1,445,678.46, 2,170,503.81 and 736,183.26 is: 1,105,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,678.46 : 2,170,503.81 = 736,183.26 : x
  2. Step 2: Convert to fraction form
    1,445,678.46/2,170,503.81 = 736,183.26/x
  3. Step 3: Cross multiply
    1,445,678.46x = 2,170,503.81 × 736,183.26
  4. Step 4: Simplify right side
    1,445,678.46x = 1,597,888,570,688.22
  5. Step 5: Solve for x
    x = 1,597,888,570,688.22/1,445,678.46
  6. Step 6: Final answer
    x = 1,105,286.28

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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.