Home / 1,036,666.45-1,554,999.68-859,519.45

Finding the Fourth Proportional to 1,036,666.45, 1,554,999.68 and 859,519.45

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Solution

The fourth proportional to 1,036,666.45, 1,554,999.68 and 859,519.45 is: 1,289,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,666.45 : 1,554,999.68 = 859,519.45 : x
  2. Step 2: Convert to fraction form
    1,036,666.45/1,554,999.68 = 859,519.45/x
  3. Step 3: Cross multiply
    1,036,666.45x = 1,554,999.68 × 859,519.45
  4. Step 4: Simplify right side
    1,036,666.45x = 1,336,552,469,703.78
  5. Step 5: Solve for x
    x = 1,336,552,469,703.78/1,036,666.45
  6. Step 6: Final answer
    x = 1,289,279.18

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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.