Home / 1,051,370.82-1,577,187.38-411,591.92

Finding the Fourth Proportional to 1,051,370.82, 1,577,187.38 and 411,591.92

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Solution

The fourth proportional to 1,051,370.82, 1,577,187.38 and 411,591.92 is: 617,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,370.82 : 1,577,187.38 = 411,591.92 : x
  2. Step 2: Convert to fraction form
    1,051,370.82/1,577,187.38 = 411,591.92/x
  3. Step 3: Cross multiply
    1,051,370.82x = 1,577,187.38 × 411,591.92
  4. Step 4: Simplify right side
    1,051,370.82x = 649,157,575,077.01
  5. Step 5: Solve for x
    x = 649,157,575,077.01/1,051,370.82
  6. Step 6: Final answer
    x = 617,439.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.