Home / 1,300,622.76-1,951,556.22-459,570.60

Finding the Fourth Proportional to 1,300,622.76, 1,951,556.22 and 459,570.60

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Solution

The fourth proportional to 1,300,622.76, 1,951,556.22 and 459,570.60 is: 689,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,622.76 : 1,951,556.22 = 459,570.60 : x
  2. Step 2: Convert to fraction form
    1,300,622.76/1,951,556.22 = 459,570.60/x
  3. Step 3: Cross multiply
    1,300,622.76x = 1,951,556.22 × 459,570.60
  4. Step 4: Simplify right side
    1,300,622.76x = 896,877,862,959.13
  5. Step 5: Solve for x
    x = 896,877,862,959.13/1,300,622.76
  6. Step 6: Final answer
    x = 689,575.71

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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.