Home / 4,343,865.60-6,518,908.80-1,821,331.20

Finding the Fourth Proportional to 4,343,865.60, 6,518,908.80 and 1,821,331.20

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Solution

The fourth proportional to 4,343,865.60, 6,518,908.80 and 1,821,331.20 is: 2,733,300.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343,865.60 : 6,518,908.80 = 1,821,331.20 : x
  2. Step 2: Convert to fraction form
    4,343,865.60/6,518,908.80 = 1,821,331.20/x
  3. Step 3: Cross multiply
    4,343,865.60x = 6,518,908.80 × 1,821,331.20
  4. Step 4: Simplify right side
    4,343,865.60x = 11,873,091,987,394.56
  5. Step 5: Solve for x
    x = 11,873,091,987,394.56/4,343,865.60
  6. Step 6: Final answer
    x = 2,733,300.95

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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.