Home / 1,477,939.71-2,039,383.53-833,321.46

Finding the Fourth Proportional to 1,477,939.71, 2,039,383.53 and 833,321.46

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Solution

The fourth proportional to 1,477,939.71, 2,039,383.53 and 833,321.46 is: 1,149,885.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,939.71 : 2,039,383.53 = 833,321.46 : x
  2. Step 2: Convert to fraction form
    1,477,939.71/2,039,383.53 = 833,321.46/x
  3. Step 3: Cross multiply
    1,477,939.71x = 2,039,383.53 × 833,321.46
  4. Step 4: Simplify right side
    1,477,939.71x = 1,699,462,060,719.55
  5. Step 5: Solve for x
    x = 1,699,462,060,719.55/1,477,939.71
  6. Step 6: Final answer
    x = 1,149,885.92

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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.