Home / 1,127,383.13-1,555,790.79-611,135.42

Finding the Fourth Proportional to 1,127,383.13, 1,555,790.79 and 611,135.42

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Solution

The fourth proportional to 1,127,383.13, 1,555,790.79 and 611,135.42 is: 843,368.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,383.13 : 1,555,790.79 = 611,135.42 : x
  2. Step 2: Convert to fraction form
    1,127,383.13/1,555,790.79 = 611,135.42/x
  3. Step 3: Cross multiply
    1,127,383.13x = 1,555,790.79 × 611,135.42
  4. Step 4: Simplify right side
    1,127,383.13x = 950,798,850,099.83
  5. Step 5: Solve for x
    x = 950,798,850,099.83/1,127,383.13
  6. Step 6: Final answer
    x = 843,368.00

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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.