Home / 1,645,195.40-2,467,968.30-523,001.96

Finding the Fourth Proportional to 1,645,195.40, 2,467,968.30 and 523,001.96

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Solution

The fourth proportional to 1,645,195.40, 2,467,968.30 and 523,001.96 is: 784,558.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,195.40 : 2,467,968.30 = 523,001.96 : x
  2. Step 2: Convert to fraction form
    1,645,195.40/2,467,968.30 = 523,001.96/x
  3. Step 3: Cross multiply
    1,645,195.40x = 2,467,968.30 × 523,001.96
  4. Step 4: Simplify right side
    1,645,195.40x = 1,290,752,258,117.87
  5. Step 5: Solve for x
    x = 1,290,752,258,117.87/1,645,195.40
  6. Step 6: Final answer
    x = 784,558.64

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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.