Home / 1,295,629.77-1,941,617.84-611,787

Finding the Fourth Proportional to 1,295,629.77, 1,941,617.84 and 611,787

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Solution

The fourth proportional to 1,295,629.77, 1,941,617.84 and 611,787 is: 916,817.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,629.77 : 1,941,617.84 = 611,787 : x
  2. Step 2: Convert to fraction form
    1,295,629.77/1,941,617.84 = 611,787/x
  3. Step 3: Cross multiply
    1,295,629.77x = 1,941,617.84 × 611,787
  4. Step 4: Simplify right side
    1,295,629.77x = 1,187,856,550,421.15
  5. Step 5: Solve for x
    x = 1,187,856,550,421.15/1,295,629.77
  6. Step 6: Final answer
    x = 916,817.89

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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.