Home / 2,226,403.98-3,072,443.22-1,207,808.64

Finding the Fourth Proportional to 2,226,403.98, 3,072,443.22 and 1,207,808.64

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Solution

The fourth proportional to 2,226,403.98, 3,072,443.22 and 1,207,808.64 is: 1,666,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,403.98 : 3,072,443.22 = 1,207,808.64 : x
  2. Step 2: Convert to fraction form
    2,226,403.98/3,072,443.22 = 1,207,808.64/x
  3. Step 3: Cross multiply
    2,226,403.98x = 3,072,443.22 × 1,207,808.64
  4. Step 4: Simplify right side
    2,226,403.98x = 3,710,923,467,025.42
  5. Step 5: Solve for x
    x = 3,710,923,467,025.42/2,226,403.98
  6. Step 6: Final answer
    x = 1,666,779.03

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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.