Home / 2,288,708.05-3,158,457.15-1,256,312.44

Finding the Fourth Proportional to 2,288,708.05, 3,158,457.15 and 1,256,312.44

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Solution

The fourth proportional to 2,288,708.05, 3,158,457.15 and 1,256,312.44 is: 1,733,733.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,708.05 : 3,158,457.15 = 1,256,312.44 : x
  2. Step 2: Convert to fraction form
    2,288,708.05/3,158,457.15 = 1,256,312.44/x
  3. Step 3: Cross multiply
    2,288,708.05x = 3,158,457.15 × 1,256,312.44
  4. Step 4: Simplify right side
    2,288,708.05x = 3,968,009,008,751.95
  5. Step 5: Solve for x
    x = 3,968,009,008,751.95/2,288,708.05
  6. Step 6: Final answer
    x = 1,733,733.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.