Home / 3,556,678.81-5,335,022.06-1,664,748.85

Finding the Fourth Proportional to 3,556,678.81, 5,335,022.06 and 1,664,748.85

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Solution

The fourth proportional to 3,556,678.81, 5,335,022.06 and 1,664,748.85 is: 2,497,125.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,678.81 : 5,335,022.06 = 1,664,748.85 : x
  2. Step 2: Convert to fraction form
    3,556,678.81/5,335,022.06 = 1,664,748.85/x
  3. Step 3: Cross multiply
    3,556,678.81x = 5,335,022.06 × 1,664,748.85
  4. Step 4: Simplify right side
    3,556,678.81x = 8,881,471,804,110.78
  5. Step 5: Solve for x
    x = 8,881,471,804,110.78/3,556,678.81
  6. Step 6: Final answer
    x = 2,497,125.07

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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.