Home / 1,114,311-1,672,130.66-404,394.52

Finding the Fourth Proportional to 1,114,311, 1,672,130.66 and 404,394.52

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Solution

The fourth proportional to 1,114,311, 1,672,130.66 and 404,394.52 is: 606,832.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,311 : 1,672,130.66 = 404,394.52 : x
  2. Step 2: Convert to fraction form
    1,114,311/1,672,130.66 = 404,394.52/x
  3. Step 3: Cross multiply
    1,114,311x = 1,672,130.66 × 404,394.52
  4. Step 4: Simplify right side
    1,114,311x = 676,200,475,627.98
  5. Step 5: Solve for x
    x = 676,200,475,627.98/1,114,311
  6. Step 6: Final answer
    x = 606,832.81

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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.