Home / 1,047,090.84-1,444,945.14-639,873.88

Finding the Fourth Proportional to 1,047,090.84, 1,444,945.14 and 639,873.88

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Solution

The fourth proportional to 1,047,090.84, 1,444,945.14 and 639,873.88 is: 883,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,090.84 : 1,444,945.14 = 639,873.88 : x
  2. Step 2: Convert to fraction form
    1,047,090.84/1,444,945.14 = 639,873.88/x
  3. Step 3: Cross multiply
    1,047,090.84x = 1,444,945.14 × 639,873.88
  4. Step 4: Simplify right side
    1,047,090.84x = 924,582,653,118.94
  5. Step 5: Solve for x
    x = 924,582,653,118.94/1,047,090.84
  6. Step 6: Final answer
    x = 883,001.38

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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.