Home / 2,226,345.03-3,072,362.04-1,207,749.78

Finding the Fourth Proportional to 2,226,345.03, 3,072,362.04 and 1,207,749.78

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Solution

The fourth proportional to 2,226,345.03, 3,072,362.04 and 1,207,749.78 is: 1,666,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,345.03 : 3,072,362.04 = 1,207,749.78 : x
  2. Step 2: Convert to fraction form
    2,226,345.03/3,072,362.04 = 1,207,749.78/x
  3. Step 3: Cross multiply
    2,226,345.03x = 3,072,362.04 × 1,207,749.78
  4. Step 4: Simplify right side
    2,226,345.03x = 3,710,644,577,890.35
  5. Step 5: Solve for x
    x = 3,710,644,577,890.35/2,226,345.03
  6. Step 6: Final answer
    x = 1,666,697.90

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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.