Home / 1,579,554.65-2,369,331.89-442,485.20

Finding the Fourth Proportional to 1,579,554.65, 2,369,331.89 and 442,485.20

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Solution

The fourth proportional to 1,579,554.65, 2,369,331.89 and 442,485.20 is: 663,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,554.65 : 2,369,331.89 = 442,485.20 : x
  2. Step 2: Convert to fraction form
    1,579,554.65/2,369,331.89 = 442,485.20/x
  3. Step 3: Cross multiply
    1,579,554.65x = 2,369,331.89 × 442,485.20
  4. Step 4: Simplify right side
    1,579,554.65x = 1,048,394,295,213.03
  5. Step 5: Solve for x
    x = 1,048,394,295,213.03/1,579,554.65
  6. Step 6: Final answer
    x = 663,727.78

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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.