Home / 1,111,460.54-1,533,905.61-628,125.94

Finding the Fourth Proportional to 1,111,460.54, 1,533,905.61 and 628,125.94

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Solution

The fourth proportional to 1,111,460.54, 1,533,905.61 and 628,125.94 is: 866,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,460.54 : 1,533,905.61 = 628,125.94 : x
  2. Step 2: Convert to fraction form
    1,111,460.54/1,533,905.61 = 628,125.94/x
  3. Step 3: Cross multiply
    1,111,460.54x = 1,533,905.61 × 628,125.94
  4. Step 4: Simplify right side
    1,111,460.54x = 963,485,902,714.43
  5. Step 5: Solve for x
    x = 963,485,902,714.43/1,111,460.54
  6. Step 6: Final answer
    x = 866,864.70

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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.