Home / 1,164,866.72-1,608,012.08-783,114.93

Finding the Fourth Proportional to 1,164,866.72, 1,608,012.08 and 783,114.93

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Solution

The fourth proportional to 1,164,866.72, 1,608,012.08 and 783,114.93 is: 1,081,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,866.72 : 1,608,012.08 = 783,114.93 : x
  2. Step 2: Convert to fraction form
    1,164,866.72/1,608,012.08 = 783,114.93/x
  3. Step 3: Cross multiply
    1,164,866.72x = 1,608,012.08 × 783,114.93
  4. Step 4: Simplify right side
    1,164,866.72x = 1,259,258,276,435.08
  5. Step 5: Solve for x
    x = 1,259,258,276,435.08/1,164,866.72
  6. Step 6: Final answer
    x = 1,081,032.07

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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.