Home / 2,048,139.32-3,072,529.74-1,668,145.64

Finding the Fourth Proportional to 2,048,139.32, 3,072,529.74 and 1,668,145.64

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Solution

The fourth proportional to 2,048,139.32, 3,072,529.74 and 1,668,145.64 is: 2,502,479.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,139.32 : 3,072,529.74 = 1,668,145.64 : x
  2. Step 2: Convert to fraction form
    2,048,139.32/3,072,529.74 = 1,668,145.64/x
  3. Step 3: Cross multiply
    2,048,139.32x = 3,072,529.74 × 1,668,145.64
  4. Step 4: Simplify right side
    2,048,139.32x = 5,125,427,089,551.33
  5. Step 5: Solve for x
    x = 5,125,427,089,551.33/2,048,139.32
  6. Step 6: Final answer
    x = 2,502,479.71

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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.