Home / 1,227,301.56-1,841,242.12-385,853.31

Finding the Fourth Proportional to 1,227,301.56, 1,841,242.12 and 385,853.31

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Solution

The fourth proportional to 1,227,301.56, 1,841,242.12 and 385,853.31 is: 578,871.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,301.56 : 1,841,242.12 = 385,853.31 : x
  2. Step 2: Convert to fraction form
    1,227,301.56/1,841,242.12 = 385,853.31/x
  3. Step 3: Cross multiply
    1,227,301.56x = 1,841,242.12 × 385,853.31
  4. Step 4: Simplify right side
    1,227,301.56x = 710,449,366,513.42
  5. Step 5: Solve for x
    x = 710,449,366,513.42/1,227,301.56
  6. Step 6: Final answer
    x = 578,871.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.