Home / 2,318,880.16-3,476,690.47-1,021,416.90

Finding the Fourth Proportional to 2,318,880.16, 3,476,690.47 and 1,021,416.90

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Solution

The fourth proportional to 2,318,880.16, 3,476,690.47 and 1,021,416.90 is: 1,531,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,880.16 : 3,476,690.47 = 1,021,416.90 : x
  2. Step 2: Convert to fraction form
    2,318,880.16/3,476,690.47 = 1,021,416.90/x
  3. Step 3: Cross multiply
    2,318,880.16x = 3,476,690.47 × 1,021,416.90
  4. Step 4: Simplify right side
    2,318,880.16x = 3,551,150,393,435.22
  5. Step 5: Solve for x
    x = 3,551,150,393,435.22/2,318,880.16
  6. Step 6: Final answer
    x = 1,531,407.47

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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.