Home / 1,065,786.40-1,597,318.80-433,986.40

Finding the Fourth Proportional to 1,065,786.40, 1,597,318.80 and 433,986.40

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Solution

The fourth proportional to 1,065,786.40, 1,597,318.80 and 433,986.40 is: 650,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,786.40 : 1,597,318.80 = 433,986.40 : x
  2. Step 2: Convert to fraction form
    1,065,786.40/1,597,318.80 = 433,986.40/x
  3. Step 3: Cross multiply
    1,065,786.40x = 1,597,318.80 × 433,986.40
  4. Step 4: Simplify right side
    1,065,786.40x = 693,214,635,664.32
  5. Step 5: Solve for x
    x = 693,214,635,664.32/1,065,786.40
  6. Step 6: Final answer
    x = 650,425.48

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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.