Home / 1,885,412.82-2,828,125.05-465,469.05

Finding the Fourth Proportional to 1,885,412.82, 2,828,125.05 and 465,469.05

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Solution

The fourth proportional to 1,885,412.82, 2,828,125.05 and 465,469.05 is: 698,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,412.82 : 2,828,125.05 = 465,469.05 : x
  2. Step 2: Convert to fraction form
    1,885,412.82/2,828,125.05 = 465,469.05/x
  3. Step 3: Cross multiply
    1,885,412.82x = 2,828,125.05 × 465,469.05
  4. Step 4: Simplify right side
    1,885,412.82x = 1,316,404,680,304.70
  5. Step 5: Solve for x
    x = 1,316,404,680,304.70/1,885,412.82
  6. Step 6: Final answer
    x = 698,205.01

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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.