Home / 3,937,585.50-5,433,871.64-2,126,749.50

Finding the Fourth Proportional to 3,937,585.50, 5,433,871.64 and 2,126,749.50

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Solution

The fourth proportional to 3,937,585.50, 5,433,871.64 and 2,126,749.50 is: 2,934,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,585.50 : 5,433,871.64 = 2,126,749.50 : x
  2. Step 2: Convert to fraction form
    3,937,585.50/5,433,871.64 = 2,126,749.50/x
  3. Step 3: Cross multiply
    3,937,585.50x = 5,433,871.64 × 2,126,749.50
  4. Step 4: Simplify right side
    3,937,585.50x = 11,556,483,782,800.43
  5. Step 5: Solve for x
    x = 11,556,483,782,800.43/3,937,585.50
  6. Step 6: Final answer
    x = 2,934,916.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.