Home / 1,520,795.42-2,098,665.96-832,450.40

Finding the Fourth Proportional to 1,520,795.42, 2,098,665.96 and 832,450.40

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Solution

The fourth proportional to 1,520,795.42, 2,098,665.96 and 832,450.40 is: 1,148,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,795.42 : 2,098,665.96 = 832,450.40 : x
  2. Step 2: Convert to fraction form
    1,520,795.42/2,098,665.96 = 832,450.40/x
  3. Step 3: Cross multiply
    1,520,795.42x = 2,098,665.96 × 832,450.40
  4. Step 4: Simplify right side
    1,520,795.42x = 1,747,035,317,868.38
  5. Step 5: Solve for x
    x = 1,747,035,317,868.38/1,520,795.42
  6. Step 6: Final answer
    x = 1,148,764.19

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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.