Home / 1,039,986.40-1,560,206.40-590,922.40

Finding the Fourth Proportional to 1,039,986.40, 1,560,206.40 and 590,922.40

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Solution

The fourth proportional to 1,039,986.40, 1,560,206.40 and 590,922.40 is: 886,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,986.40 : 1,560,206.40 = 590,922.40 : x
  2. Step 2: Convert to fraction form
    1,039,986.40/1,560,206.40 = 590,922.40/x
  3. Step 3: Cross multiply
    1,039,986.40x = 1,560,206.40 × 590,922.40
  4. Step 4: Simplify right side
    1,039,986.40x = 921,960,910,383.36
  5. Step 5: Solve for x
    x = 921,960,910,383.36/1,039,986.40
  6. Step 6: Final answer
    x = 886,512.47

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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.