Home / 1,641,344.72-2,265,047.07-953,185.82

Finding the Fourth Proportional to 1,641,344.72, 2,265,047.07 and 953,185.82

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Solution

The fourth proportional to 1,641,344.72, 2,265,047.07 and 953,185.82 is: 1,315,391.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,344.72 : 2,265,047.07 = 953,185.82 : x
  2. Step 2: Convert to fraction form
    1,641,344.72/2,265,047.07 = 953,185.82/x
  3. Step 3: Cross multiply
    1,641,344.72x = 2,265,047.07 × 953,185.82
  4. Step 4: Simplify right side
    1,641,344.72x = 2,159,010,748,756.55
  5. Step 5: Solve for x
    x = 2,159,010,748,756.55/1,641,344.72
  6. Step 6: Final answer
    x = 1,315,391.41

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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.