Home / 1,617,031.20-2,422,922.40-1,016,918.40

Finding the Fourth Proportional to 1,617,031.20, 2,422,922.40 and 1,016,918.40

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Solution

The fourth proportional to 1,617,031.20, 2,422,922.40 and 1,016,918.40 is: 1,523,727.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,031.20 : 2,422,922.40 = 1,016,918.40 : x
  2. Step 2: Convert to fraction form
    1,617,031.20/2,422,922.40 = 1,016,918.40/x
  3. Step 3: Cross multiply
    1,617,031.20x = 2,422,922.40 × 1,016,918.40
  4. Step 4: Simplify right side
    1,617,031.20x = 2,463,914,370,332.16
  5. Step 5: Solve for x
    x = 2,463,914,370,332.16/1,617,031.20
  6. Step 6: Final answer
    x = 1,523,727.17

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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.