Home / 1,114,925.40-1,672,388.10-404,976.60

Finding the Fourth Proportional to 1,114,925.40, 1,672,388.10 and 404,976.60

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Solution

The fourth proportional to 1,114,925.40, 1,672,388.10 and 404,976.60 is: 607,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,925.40 : 1,672,388.10 = 404,976.60 : x
  2. Step 2: Convert to fraction form
    1,114,925.40/1,672,388.10 = 404,976.60/x
  3. Step 3: Cross multiply
    1,114,925.40x = 1,672,388.10 × 404,976.60
  4. Step 4: Simplify right side
    1,114,925.40x = 677,278,046,618.46
  5. Step 5: Solve for x
    x = 677,278,046,618.46/1,114,925.40
  6. Step 6: Final answer
    x = 607,464.90

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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.