Home / 2,425,681.80-3,638,846.70-827,843.40

Finding the Fourth Proportional to 2,425,681.80, 3,638,846.70 and 827,843.40

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Solution

The fourth proportional to 2,425,681.80, 3,638,846.70 and 827,843.40 is: 1,241,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,681.80 : 3,638,846.70 = 827,843.40 : x
  2. Step 2: Convert to fraction form
    2,425,681.80/3,638,846.70 = 827,843.40/x
  3. Step 3: Cross multiply
    2,425,681.80x = 3,638,846.70 × 827,843.40
  4. Step 4: Simplify right side
    2,425,681.80x = 3,012,395,224,206.78
  5. Step 5: Solve for x
    x = 3,012,395,224,206.78/2,425,681.80
  6. Step 6: Final answer
    x = 1,241,875.68

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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.