Home / 1,016,690.36-1,525,046.48-306,724.56

Finding the Fourth Proportional to 1,016,690.36, 1,525,046.48 and 306,724.56

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Solution

The fourth proportional to 1,016,690.36, 1,525,046.48 and 306,724.56 is: 460,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,690.36 : 1,525,046.48 = 306,724.56 : x
  2. Step 2: Convert to fraction form
    1,016,690.36/1,525,046.48 = 306,724.56/x
  3. Step 3: Cross multiply
    1,016,690.36x = 1,525,046.48 × 306,724.56
  4. Step 4: Simplify right side
    1,016,690.36x = 467,769,210,557.55
  5. Step 5: Solve for x
    x = 467,769,210,557.55/1,016,690.36
  6. Step 6: Final answer
    x = 460,090.14

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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.