Home / 1,116,943.37-1,541,333.28-620,196.35

Finding the Fourth Proportional to 1,116,943.37, 1,541,333.28 and 620,196.35

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Solution

The fourth proportional to 1,116,943.37, 1,541,333.28 and 620,196.35 is: 855,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,943.37 : 1,541,333.28 = 620,196.35 : x
  2. Step 2: Convert to fraction form
    1,116,943.37/1,541,333.28 = 620,196.35/x
  3. Step 3: Cross multiply
    1,116,943.37x = 1,541,333.28 × 620,196.35
  4. Step 4: Simplify right side
    1,116,943.37x = 955,929,267,264.30
  5. Step 5: Solve for x
    x = 955,929,267,264.30/1,116,943.37
  6. Step 6: Final answer
    x = 855,843.98

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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.