Home / 1,881,816.55-2,822,727.03-515,601.82

Finding the Fourth Proportional to 1,881,816.55, 2,822,727.03 and 515,601.82

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Solution

The fourth proportional to 1,881,816.55, 2,822,727.03 and 515,601.82 is: 773,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,816.55 : 2,822,727.03 = 515,601.82 : x
  2. Step 2: Convert to fraction form
    1,881,816.55/2,822,727.03 = 515,601.82/x
  3. Step 3: Cross multiply
    1,881,816.55x = 2,822,727.03 × 515,601.82
  4. Step 4: Simplify right side
    1,881,816.55x = 1,455,403,194,031.19
  5. Step 5: Solve for x
    x = 1,455,403,194,031.19/1,881,816.55
  6. Step 6: Final answer
    x = 773,403.33

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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.