Home / 2,114,760.52-2,918,371.77-1,147,890.67

Finding the Fourth Proportional to 2,114,760.52, 2,918,371.77 and 1,147,890.67

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Solution

The fourth proportional to 2,114,760.52, 2,918,371.77 and 1,147,890.67 is: 1,584,090.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,760.52 : 2,918,371.77 = 1,147,890.67 : x
  2. Step 2: Convert to fraction form
    2,114,760.52/2,918,371.77 = 1,147,890.67/x
  3. Step 3: Cross multiply
    2,114,760.52x = 2,918,371.77 × 1,147,890.67
  4. Step 4: Simplify right side
    2,114,760.52x = 3,349,971,726,374.39
  5. Step 5: Solve for x
    x = 3,349,971,726,374.39/2,114,760.52
  6. Step 6: Final answer
    x = 1,584,090.35

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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.