Home / 1,603,310.64-2,212,604.52-914,968.80

Finding the Fourth Proportional to 1,603,310.64, 2,212,604.52 and 914,968.80

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Solution

The fourth proportional to 1,603,310.64, 2,212,604.52 and 914,968.80 is: 1,262,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,310.64 : 2,212,604.52 = 914,968.80 : x
  2. Step 2: Convert to fraction form
    1,603,310.64/2,212,604.52 = 914,968.80/x
  3. Step 3: Cross multiply
    1,603,310.64x = 2,212,604.52 × 914,968.80
  4. Step 4: Simplify right side
    1,603,310.64x = 2,024,464,102,538.98
  5. Step 5: Solve for x
    x = 2,024,464,102,538.98/1,603,310.64
  6. Step 6: Final answer
    x = 1,262,677.40

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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.