Home / 1,164,866.59-1,608,011.91-783,114.81

Finding the Fourth Proportional to 1,164,866.59, 1,608,011.91 and 783,114.81

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Solution

The fourth proportional to 1,164,866.59, 1,608,011.91 and 783,114.81 is: 1,081,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,866.59 : 1,608,011.91 = 783,114.81 : x
  2. Step 2: Convert to fraction form
    1,164,866.59/1,608,011.91 = 783,114.81/x
  3. Step 3: Cross multiply
    1,164,866.59x = 1,608,011.91 × 783,114.81
  4. Step 4: Simplify right side
    1,164,866.59x = 1,259,257,940,971.09
  5. Step 5: Solve for x
    x = 1,259,257,940,971.09/1,164,866.59
  6. Step 6: Final answer
    x = 1,081,031.89

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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.