Home / 1,312,786.46-1,969,511.94-366,157.22

Finding the Fourth Proportional to 1,312,786.46, 1,969,511.94 and 366,157.22

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Solution

The fourth proportional to 1,312,786.46, 1,969,511.94 and 366,157.22 is: 549,328.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,786.46 : 1,969,511.94 = 366,157.22 : x
  2. Step 2: Convert to fraction form
    1,312,786.46/1,969,511.94 = 366,157.22/x
  3. Step 3: Cross multiply
    1,312,786.46x = 1,969,511.94 × 366,157.22
  4. Step 4: Simplify right side
    1,312,786.46x = 721,151,016,707.21
  5. Step 5: Solve for x
    x = 721,151,016,707.21/1,312,786.46
  6. Step 6: Final answer
    x = 549,328.50

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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.