Home / 1,353,575.65-2,030,815.68-442,799.65

Finding the Fourth Proportional to 1,353,575.65, 2,030,815.68 and 442,799.65

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Solution

The fourth proportional to 1,353,575.65, 2,030,815.68 and 442,799.65 is: 664,347.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,575.65 : 2,030,815.68 = 442,799.65 : x
  2. Step 2: Convert to fraction form
    1,353,575.65/2,030,815.68 = 442,799.65/x
  3. Step 3: Cross multiply
    1,353,575.65x = 2,030,815.68 × 442,799.65
  4. Step 4: Simplify right side
    1,353,575.65x = 899,244,474,857.03
  5. Step 5: Solve for x
    x = 899,244,474,857.03/1,353,575.65
  6. Step 6: Final answer
    x = 664,347.41

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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.