Home / 1,623,653.56-2,434,760.34-865,353.70

Finding the Fourth Proportional to 1,623,653.56, 2,434,760.34 and 865,353.70

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Solution

The fourth proportional to 1,623,653.56, 2,434,760.34 and 865,353.70 is: 1,297,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,653.56 : 2,434,760.34 = 865,353.70 : x
  2. Step 2: Convert to fraction form
    1,623,653.56/2,434,760.34 = 865,353.70/x
  3. Step 3: Cross multiply
    1,623,653.56x = 2,434,760.34 × 865,353.70
  4. Step 4: Simplify right side
    1,623,653.56x = 2,106,928,868,832.26
  5. Step 5: Solve for x
    x = 2,106,928,868,832.26/1,623,653.56
  6. Step 6: Final answer
    x = 1,297,646.81

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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.