Home / 1,778,950.72-2,668,924.86-714,739.96

Finding the Fourth Proportional to 1,778,950.72, 2,668,924.86 and 714,739.96

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Solution

The fourth proportional to 1,778,950.72, 2,668,924.86 and 714,739.96 is: 1,072,310.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,950.72 : 2,668,924.86 = 714,739.96 : x
  2. Step 2: Convert to fraction form
    1,778,950.72/2,668,924.86 = 714,739.96/x
  3. Step 3: Cross multiply
    1,778,950.72x = 2,668,924.86 × 714,739.96
  4. Step 4: Simplify right side
    1,778,950.72x = 1,907,587,247,679.41
  5. Step 5: Solve for x
    x = 1,907,587,247,679.41/1,778,950.72
  6. Step 6: Final answer
    x = 1,072,310.34

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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.