Home / 1,038,954.38-1,433,995.72-609,372.90

Finding the Fourth Proportional to 1,038,954.38, 1,433,995.72 and 609,372.90

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Solution

The fourth proportional to 1,038,954.38, 1,433,995.72 and 609,372.90 is: 841,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,954.38 : 1,433,995.72 = 609,372.90 : x
  2. Step 2: Convert to fraction form
    1,038,954.38/1,433,995.72 = 609,372.90/x
  3. Step 3: Cross multiply
    1,038,954.38x = 1,433,995.72 × 609,372.90
  4. Step 4: Simplify right side
    1,038,954.38x = 873,838,128,960.56
  5. Step 5: Solve for x
    x = 873,838,128,960.56/1,038,954.38
  6. Step 6: Final answer
    x = 841,074.59

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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.