Home / 1,678,032-2,316,559.68-1,304,667.04

Finding the Fourth Proportional to 1,678,032, 2,316,559.68 and 1,304,667.04

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Solution

The fourth proportional to 1,678,032, 2,316,559.68 and 1,304,667.04 is: 1,801,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,032 : 2,316,559.68 = 1,304,667.04 : x
  2. Step 2: Convert to fraction form
    1,678,032/2,316,559.68 = 1,304,667.04/x
  3. Step 3: Cross multiply
    1,678,032x = 2,316,559.68 × 1,304,667.04
  4. Step 4: Simplify right side
    1,678,032x = 3,022,339,060,688.95
  5. Step 5: Solve for x
    x = 3,022,339,060,688.95/1,678,032
  6. Step 6: Final answer
    x = 1,801,121.23

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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.