Home / 1,155,713.24-1,594,894.38-646,463

Finding the Fourth Proportional to 1,155,713.24, 1,594,894.38 and 646,463

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Solution

The fourth proportional to 1,155,713.24, 1,594,894.38 and 646,463 is: 892,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,713.24 : 1,594,894.38 = 646,463 : x
  2. Step 2: Convert to fraction form
    1,155,713.24/1,594,894.38 = 646,463/x
  3. Step 3: Cross multiply
    1,155,713.24x = 1,594,894.38 × 646,463
  4. Step 4: Simplify right side
    1,155,713.24x = 1,031,040,205,577.94
  5. Step 5: Solve for x
    x = 1,031,040,205,577.94/1,155,713.24
  6. Step 6: Final answer
    x = 892,124.59

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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.