Home / 1,208,383.11-1,812,574.80-575,377.83

Finding the Fourth Proportional to 1,208,383.11, 1,812,574.80 and 575,377.83

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Solution

The fourth proportional to 1,208,383.11, 1,812,574.80 and 575,377.83 is: 863,066.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,383.11 : 1,812,574.80 = 575,377.83 : x
  2. Step 2: Convert to fraction form
    1,208,383.11/1,812,574.80 = 575,377.83/x
  3. Step 3: Cross multiply
    1,208,383.11x = 1,812,574.80 × 575,377.83
  4. Step 4: Simplify right side
    1,208,383.11x = 1,042,915,355,136.68
  5. Step 5: Solve for x
    x = 1,042,915,355,136.68/1,208,383.11
  6. Step 6: Final answer
    x = 863,066.81

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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.