Home / 2,114,639.58-2,918,124.40-1,147,749.27

Finding the Fourth Proportional to 2,114,639.58, 2,918,124.40 and 1,147,749.27

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Solution

The fourth proportional to 2,114,639.58, 2,918,124.40 and 1,147,749.27 is: 1,583,851.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,639.58 : 2,918,124.40 = 1,147,749.27 : x
  2. Step 2: Convert to fraction form
    2,114,639.58/2,918,124.40 = 1,147,749.27/x
  3. Step 3: Cross multiply
    2,114,639.58x = 2,918,124.40 × 1,147,749.27
  4. Step 4: Simplify right side
    2,114,639.58x = 3,349,275,149,869.19
  5. Step 5: Solve for x
    x = 3,349,275,149,869.19/2,114,639.58
  6. Step 6: Final answer
    x = 1,583,851.54

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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.