Home / 2,922,105.10-4,032,312.23-1,681,514.96

Finding the Fourth Proportional to 2,922,105.10, 4,032,312.23 and 1,681,514.96

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Solution

The fourth proportional to 2,922,105.10, 4,032,312.23 and 1,681,514.96 is: 2,320,379.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,105.10 : 4,032,312.23 = 1,681,514.96 : x
  2. Step 2: Convert to fraction form
    2,922,105.10/4,032,312.23 = 1,681,514.96/x
  3. Step 3: Cross multiply
    2,922,105.10x = 4,032,312.23 × 1,681,514.96
  4. Step 4: Simplify right side
    2,922,105.10x = 6,780,393,329,320.47
  5. Step 5: Solve for x
    x = 6,780,393,329,320.47/2,922,105.10
  6. Step 6: Final answer
    x = 2,320,379.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.