Home / 1,968,449.55-2,716,460.38-1,063,031.55

Finding the Fourth Proportional to 1,968,449.55, 2,716,460.38 and 1,063,031.55

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Solution

The fourth proportional to 1,968,449.55, 2,716,460.38 and 1,063,031.55 is: 1,466,983.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,449.55 : 2,716,460.38 = 1,063,031.55 : x
  2. Step 2: Convert to fraction form
    1,968,449.55/2,716,460.38 = 1,063,031.55/x
  3. Step 3: Cross multiply
    1,968,449.55x = 2,716,460.38 × 1,063,031.55
  4. Step 4: Simplify right side
    1,968,449.55x = 2,887,683,079,407.05
  5. Step 5: Solve for x
    x = 2,887,683,079,407.05/1,968,449.55
  6. Step 6: Final answer
    x = 1,466,983.54

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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.