Home / 1,016,665.47-1,525,009.16-306,699.66

Finding the Fourth Proportional to 1,016,665.47, 1,525,009.16 and 306,699.66

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Solution

The fourth proportional to 1,016,665.47, 1,525,009.16 and 306,699.66 is: 460,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,665.47 : 1,525,009.16 = 306,699.66 : x
  2. Step 2: Convert to fraction form
    1,016,665.47/1,525,009.16 = 306,699.66/x
  3. Step 3: Cross multiply
    1,016,665.47x = 1,525,009.16 × 306,699.66
  4. Step 4: Simplify right side
    1,016,665.47x = 467,719,789,335.39
  5. Step 5: Solve for x
    x = 467,719,789,335.39/1,016,665.47
  6. Step 6: Final answer
    x = 460,052.79

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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.