Home / 1,178,586-1,626,372.14-695,040.30

Finding the Fourth Proportional to 1,178,586, 1,626,372.14 and 695,040.30

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Solution

The fourth proportional to 1,178,586, 1,626,372.14 and 695,040.30 is: 959,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,586 : 1,626,372.14 = 695,040.30 : x
  2. Step 2: Convert to fraction form
    1,178,586/1,626,372.14 = 695,040.30/x
  3. Step 3: Cross multiply
    1,178,586x = 1,626,372.14 × 695,040.30
  4. Step 4: Simplify right side
    1,178,586x = 1,130,394,176,622.04
  5. Step 5: Solve for x
    x = 1,130,394,176,622.04/1,178,586
  6. Step 6: Final answer
    x = 959,110.47

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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.