Home / 1,785,208.80-2,462,677.20-1,139,950.56

Finding the Fourth Proportional to 1,785,208.80, 2,462,677.20 and 1,139,950.56

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Solution

The fourth proportional to 1,785,208.80, 2,462,677.20 and 1,139,950.56 is: 1,572,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,208.80 : 2,462,677.20 = 1,139,950.56 : x
  2. Step 2: Convert to fraction form
    1,785,208.80/2,462,677.20 = 1,139,950.56/x
  3. Step 3: Cross multiply
    1,785,208.80x = 2,462,677.20 × 1,139,950.56
  4. Step 4: Simplify right side
    1,785,208.80x = 2,807,330,253,239.23
  5. Step 5: Solve for x
    x = 2,807,330,253,239.23/1,785,208.80
  6. Step 6: Final answer
    x = 1,572,550.09

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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.