Home / 1,533,974.86-2,116,895.80-854,955.10

Finding the Fourth Proportional to 1,533,974.86, 2,116,895.80 and 854,955.10

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Solution

The fourth proportional to 1,533,974.86, 2,116,895.80 and 854,955.10 is: 1,179,843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,974.86 : 2,116,895.80 = 854,955.10 : x
  2. Step 2: Convert to fraction form
    1,533,974.86/2,116,895.80 = 854,955.10/x
  3. Step 3: Cross multiply
    1,533,974.86x = 2,116,895.80 × 854,955.10
  4. Step 4: Simplify right side
    1,533,974.86x = 1,809,850,849,794.10
  5. Step 5: Solve for x
    x = 1,809,850,849,794.10/1,533,974.86
  6. Step 6: Final answer
    x = 1,179,843.88

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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.