Home / 1,778,498.82-2,668,172.67-580,423.37

Finding the Fourth Proportional to 1,778,498.82, 2,668,172.67 and 580,423.37

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Solution

The fourth proportional to 1,778,498.82, 2,668,172.67 and 580,423.37 is: 870,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,498.82 : 2,668,172.67 = 580,423.37 : x
  2. Step 2: Convert to fraction form
    1,778,498.82/2,668,172.67 = 580,423.37/x
  3. Step 3: Cross multiply
    1,778,498.82x = 2,668,172.67 × 580,423.37
  4. Step 4: Simplify right side
    1,778,498.82x = 1,548,669,759,522.43
  5. Step 5: Solve for x
    x = 1,548,669,759,522.43/1,778,498.82
  6. Step 6: Final answer
    x = 870,773.57

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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.