Home / 1,094,392.26-1,510,286.84-686,511.32

Finding the Fourth Proportional to 1,094,392.26, 1,510,286.84 and 686,511.32

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Solution

The fourth proportional to 1,094,392.26, 1,510,286.84 and 686,511.32 is: 947,401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,392.26 : 1,510,286.84 = 686,511.32 : x
  2. Step 2: Convert to fraction form
    1,094,392.26/1,510,286.84 = 686,511.32/x
  3. Step 3: Cross multiply
    1,094,392.26x = 1,510,286.84 × 686,511.32
  4. Step 4: Simplify right side
    1,094,392.26x = 1,036,829,012,107.03
  5. Step 5: Solve for x
    x = 1,036,829,012,107.03/1,094,392.26
  6. Step 6: Final answer
    x = 947,401.63

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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.