Home / 1,416,799.28-2,125,188.32-405,922.08

Finding the Fourth Proportional to 1,416,799.28, 2,125,188.32 and 405,922.08

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Solution

The fourth proportional to 1,416,799.28, 2,125,188.32 and 405,922.08 is: 608,880.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,799.28 : 2,125,188.32 = 405,922.08 : x
  2. Step 2: Convert to fraction form
    1,416,799.28/2,125,188.32 = 405,922.08/x
  3. Step 3: Cross multiply
    1,416,799.28x = 2,125,188.32 × 405,922.08
  4. Step 4: Simplify right side
    1,416,799.28x = 862,660,863,246.11
  5. Step 5: Solve for x
    x = 862,660,863,246.11/1,416,799.28
  6. Step 6: Final answer
    x = 608,880.08

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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.