Home / 1,525,370.66-2,105,011.77-846,305.54

Finding the Fourth Proportional to 1,525,370.66, 2,105,011.77 and 846,305.54

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Solution

The fourth proportional to 1,525,370.66, 2,105,011.77 and 846,305.54 is: 1,167,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,370.66 : 2,105,011.77 = 846,305.54 : x
  2. Step 2: Convert to fraction form
    1,525,370.66/2,105,011.77 = 846,305.54/x
  3. Step 3: Cross multiply
    1,525,370.66x = 2,105,011.77 × 846,305.54
  4. Step 4: Simplify right side
    1,525,370.66x = 1,781,483,122,716.21
  5. Step 5: Solve for x
    x = 1,781,483,122,716.21/1,525,370.66
  6. Step 6: Final answer
    x = 1,167,901.79

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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.