Home / 1,686,852.30-2,327,861.79-922,903.50

Finding the Fourth Proportional to 1,686,852.30, 2,327,861.79 and 922,903.50

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Solution

The fourth proportional to 1,686,852.30, 2,327,861.79 and 922,903.50 is: 1,273,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,852.30 : 2,327,861.79 = 922,903.50 : x
  2. Step 2: Convert to fraction form
    1,686,852.30/2,327,861.79 = 922,903.50/x
  3. Step 3: Cross multiply
    1,686,852.30x = 2,327,861.79 × 922,903.50
  4. Step 4: Simplify right side
    1,686,852.30x = 2,148,391,793,507.27
  5. Step 5: Solve for x
    x = 2,148,391,793,507.27/1,686,852.30
  6. Step 6: Final answer
    x = 1,273,609.90

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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.