Home / 3,698,553.89-5,548,438.05-1,139,769.28

Finding the Fourth Proportional to 3,698,553.89, 5,548,438.05 and 1,139,769.28

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Solution

The fourth proportional to 3,698,553.89, 5,548,438.05 and 1,139,769.28 is: 1,709,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,553.89 : 5,548,438.05 = 1,139,769.28 : x
  2. Step 2: Convert to fraction form
    3,698,553.89/5,548,438.05 = 1,139,769.28/x
  3. Step 3: Cross multiply
    3,698,553.89x = 5,548,438.05 × 1,139,769.28
  4. Step 4: Simplify right side
    3,698,553.89x = 6,323,939,241,373.10
  5. Step 5: Solve for x
    x = 6,323,939,241,373.10/3,698,553.89
  6. Step 6: Final answer
    x = 1,709,841.04

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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.