Home / 1,533,712.84-2,116,274.80-889,007.12

Finding the Fourth Proportional to 1,533,712.84, 2,116,274.80 and 889,007.12

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Solution

The fourth proportional to 1,533,712.84, 2,116,274.80 and 889,007.12 is: 1,226,685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,712.84 : 2,116,274.80 = 889,007.12 : x
  2. Step 2: Convert to fraction form
    1,533,712.84/2,116,274.80 = 889,007.12/x
  3. Step 3: Cross multiply
    1,533,712.84x = 2,116,274.80 × 889,007.12
  4. Step 4: Simplify right side
    1,533,712.84x = 1,881,383,365,076.58
  5. Step 5: Solve for x
    x = 1,881,383,365,076.58/1,533,712.84
  6. Step 6: Final answer
    x = 1,226,685.54

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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.