Home / 1,055,195.46-1,456,196.64-647,522.46

Finding the Fourth Proportional to 1,055,195.46, 1,456,196.64 and 647,522.46

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Solution

The fourth proportional to 1,055,195.46, 1,456,196.64 and 647,522.46 is: 893,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,195.46 : 1,456,196.64 = 647,522.46 : x
  2. Step 2: Convert to fraction form
    1,055,195.46/1,456,196.64 = 647,522.46/x
  3. Step 3: Cross multiply
    1,055,195.46x = 1,456,196.64 × 647,522.46
  4. Step 4: Simplify right side
    1,055,195.46x = 942,920,030,576.53
  5. Step 5: Solve for x
    x = 942,920,030,576.53/1,055,195.46
  6. Step 6: Final answer
    x = 893,597.51

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Double scale
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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.