Home / 1,672,629.03-2,308,256.10-908,683.20

Finding the Fourth Proportional to 1,672,629.03, 2,308,256.10 and 908,683.20

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Solution

The fourth proportional to 1,672,629.03, 2,308,256.10 and 908,683.20 is: 1,253,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,629.03 : 2,308,256.10 = 908,683.20 : x
  2. Step 2: Convert to fraction form
    1,672,629.03/2,308,256.10 = 908,683.20/x
  3. Step 3: Cross multiply
    1,672,629.03x = 2,308,256.10 × 908,683.20
  4. Step 4: Simplify right side
    1,672,629.03x = 2,097,473,539,367.52
  5. Step 5: Solve for x
    x = 2,097,473,539,367.52/1,672,629.03
  6. Step 6: Final answer
    x = 1,253,998.05

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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.