Home / 1,036,200.78-1,429,901.69-571,039.54

Finding the Fourth Proportional to 1,036,200.78, 1,429,901.69 and 571,039.54

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Solution

The fourth proportional to 1,036,200.78, 1,429,901.69 and 571,039.54 is: 788,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,200.78 : 1,429,901.69 = 571,039.54 : x
  2. Step 2: Convert to fraction form
    1,036,200.78/1,429,901.69 = 571,039.54/x
  3. Step 3: Cross multiply
    1,036,200.78x = 1,429,901.69 × 571,039.54
  4. Step 4: Simplify right side
    1,036,200.78x = 816,530,400,447.63
  5. Step 5: Solve for x
    x = 816,530,400,447.63/1,036,200.78
  6. Step 6: Final answer
    x = 788,004.04

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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.