Home / 2,319,217.74-3,478,826.34-1,361,131.20

Finding the Fourth Proportional to 2,319,217.74, 3,478,826.34 and 1,361,131.20

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Solution

The fourth proportional to 2,319,217.74, 3,478,826.34 and 1,361,131.20 is: 2,041,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,217.74 : 3,478,826.34 = 1,361,131.20 : x
  2. Step 2: Convert to fraction form
    2,319,217.74/3,478,826.34 = 1,361,131.20/x
  3. Step 3: Cross multiply
    2,319,217.74x = 3,478,826.34 × 1,361,131.20
  4. Step 4: Simplify right side
    2,319,217.74x = 4,735,139,070,755.81
  5. Step 5: Solve for x
    x = 4,735,139,070,755.81/2,319,217.74
  6. Step 6: Final answer
    x = 2,041,696.64

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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.