Home / 3,623,072.90-5,434,484.77-927,421.45

Finding the Fourth Proportional to 3,623,072.90, 5,434,484.77 and 927,421.45

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Solution

The fourth proportional to 3,623,072.90, 5,434,484.77 and 927,421.45 is: 1,391,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,072.90 : 5,434,484.77 = 927,421.45 : x
  2. Step 2: Convert to fraction form
    3,623,072.90/5,434,484.77 = 927,421.45/x
  3. Step 3: Cross multiply
    3,623,072.90x = 5,434,484.77 × 927,421.45
  4. Step 4: Simplify right side
    3,623,072.90x = 5,040,057,732,969.38
  5. Step 5: Solve for x
    x = 5,040,057,732,969.38/3,623,072.90
  6. Step 6: Final answer
    x = 1,391,100.28

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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.