Home / 2,908,144.40-4,010,626.55-1,820,514.98

Finding the Fourth Proportional to 2,908,144.40, 4,010,626.55 and 1,820,514.98

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Solution

The fourth proportional to 2,908,144.40, 4,010,626.55 and 1,820,514.98 is: 2,510,675.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,144.40 : 4,010,626.55 = 1,820,514.98 : x
  2. Step 2: Convert to fraction form
    2,908,144.40/4,010,626.55 = 1,820,514.98/x
  3. Step 3: Cross multiply
    2,908,144.40x = 4,010,626.55 × 1,820,514.98
  4. Step 4: Simplify right side
    2,908,144.40x = 7,301,405,684,305.01
  5. Step 5: Solve for x
    x = 7,301,405,684,305.01/2,908,144.40
  6. Step 6: Final answer
    x = 2,510,675.09

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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.