Home / 1,317,674.63-1,976,890.22-549,022.70

Finding the Fourth Proportional to 1,317,674.63, 1,976,890.22 and 549,022.70

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Solution

The fourth proportional to 1,317,674.63, 1,976,890.22 and 549,022.70 is: 823,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,674.63 : 1,976,890.22 = 549,022.70 : x
  2. Step 2: Convert to fraction form
    1,317,674.63/1,976,890.22 = 549,022.70/x
  3. Step 3: Cross multiply
    1,317,674.63x = 1,976,890.22 × 549,022.70
  4. Step 4: Simplify right side
    1,317,674.63x = 1,085,357,603,442.88
  5. Step 5: Solve for x
    x = 1,085,357,603,442.88/1,317,674.63
  6. Step 6: Final answer
    x = 823,691.66

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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.