Home / 1,118,212.36-1,543,092.55-683,357.22

Finding the Fourth Proportional to 1,118,212.36, 1,543,092.55 and 683,357.22

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Solution

The fourth proportional to 1,118,212.36, 1,543,092.55 and 683,357.22 is: 943,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,212.36 : 1,543,092.55 = 683,357.22 : x
  2. Step 2: Convert to fraction form
    1,118,212.36/1,543,092.55 = 683,357.22/x
  3. Step 3: Cross multiply
    1,118,212.36x = 1,543,092.55 × 683,357.22
  4. Step 4: Simplify right side
    1,118,212.36x = 1,054,483,444,598.80
  5. Step 5: Solve for x
    x = 1,054,483,444,598.80/1,118,212.36
  6. Step 6: Final answer
    x = 943,008.22

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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.