Home / 1,299,412.16-1,949,450.37-500,479.19

Finding the Fourth Proportional to 1,299,412.16, 1,949,450.37 and 500,479.19

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Solution

The fourth proportional to 1,299,412.16, 1,949,450.37 and 500,479.19 is: 750,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,412.16 : 1,949,450.37 = 500,479.19 : x
  2. Step 2: Convert to fraction form
    1,299,412.16/1,949,450.37 = 500,479.19/x
  3. Step 3: Cross multiply
    1,299,412.16x = 1,949,450.37 × 500,479.19
  4. Step 4: Simplify right side
    1,299,412.16x = 975,659,332,375.55
  5. Step 5: Solve for x
    x = 975,659,332,375.55/1,299,412.16
  6. Step 6: Final answer
    x = 750,846.70

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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.