Home / 3,685,958.90-5,531,429.50-1,289,824.29

Finding the Fourth Proportional to 3,685,958.90, 5,531,429.50 and 1,289,824.29

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Solution

The fourth proportional to 3,685,958.90, 5,531,429.50 and 1,289,824.29 is: 1,935,608.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,958.90 : 5,531,429.50 = 1,289,824.29 : x
  2. Step 2: Convert to fraction form
    3,685,958.90/5,531,429.50 = 1,289,824.29/x
  3. Step 3: Cross multiply
    3,685,958.90x = 5,531,429.50 × 1,289,824.29
  4. Step 4: Simplify right side
    3,685,958.90x = 7,134,572,154,888.70
  5. Step 5: Solve for x
    x = 7,134,572,154,888.70/3,685,958.90
  6. Step 6: Final answer
    x = 1,935,608.17

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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.