Home / 1,672,575.08-2,308,156.36-908,629.25

Finding the Fourth Proportional to 1,672,575.08, 2,308,156.36 and 908,629.25

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Solution

The fourth proportional to 1,672,575.08, 2,308,156.36 and 908,629.25 is: 1,253,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,575.08 : 2,308,156.36 = 908,629.25 : x
  2. Step 2: Convert to fraction form
    1,672,575.08/2,308,156.36 = 908,629.25/x
  3. Step 3: Cross multiply
    1,672,575.08x = 2,308,156.36 × 908,629.25
  4. Step 4: Simplify right side
    1,672,575.08x = 2,097,258,368,457.18
  5. Step 5: Solve for x
    x = 2,097,258,368,457.18/1,672,575.08
  6. Step 6: Final answer
    x = 1,253,909.85

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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.