Home / 1,016,949.36-1,525,434.84-306,983.28

Finding the Fourth Proportional to 1,016,949.36, 1,525,434.84 and 306,983.28

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Solution

The fourth proportional to 1,016,949.36, 1,525,434.84 and 306,983.28 is: 460,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,949.36 : 1,525,434.84 = 306,983.28 : x
  2. Step 2: Convert to fraction form
    1,016,949.36/1,525,434.84 = 306,983.28/x
  3. Step 3: Cross multiply
    1,016,949.36x = 1,525,434.84 × 306,983.28
  4. Step 4: Simplify right side
    1,016,949.36x = 468,282,990,609.48
  5. Step 5: Solve for x
    x = 468,282,990,609.48/1,016,949.36
  6. Step 6: Final answer
    x = 460,478.18

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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.