Home / 2,124,840-2,932,279.26-1,170,984

Finding the Fourth Proportional to 2,124,840, 2,932,279.26 and 1,170,984

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Solution

The fourth proportional to 2,124,840, 2,932,279.26 and 1,170,984 is: 1,615,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,840 : 2,932,279.26 = 1,170,984 : x
  2. Step 2: Convert to fraction form
    2,124,840/2,932,279.26 = 1,170,984/x
  3. Step 3: Cross multiply
    2,124,840x = 2,932,279.26 × 1,170,984
  4. Step 4: Simplify right side
    2,124,840x = 3,433,652,096,991.84
  5. Step 5: Solve for x
    x = 3,433,652,096,991.84/2,124,840
  6. Step 6: Final answer
    x = 1,615,957.95

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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.