Home / 1,720,131.60-2,576,649.60-1,008,001.20

Finding the Fourth Proportional to 1,720,131.60, 2,576,649.60 and 1,008,001.20

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Solution

The fourth proportional to 1,720,131.60, 2,576,649.60 and 1,008,001.20 is: 1,509,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,131.60 : 2,576,649.60 = 1,008,001.20 : x
  2. Step 2: Convert to fraction form
    1,720,131.60/2,576,649.60 = 1,008,001.20/x
  3. Step 3: Cross multiply
    1,720,131.60x = 2,576,649.60 × 1,008,001.20
  4. Step 4: Simplify right side
    1,720,131.60x = 2,597,265,888,779.52
  5. Step 5: Solve for x
    x = 2,597,265,888,779.52/1,720,131.60
  6. Step 6: Final answer
    x = 1,509,922.78

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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.