Home / 1,164,869.60-1,608,016.05-783,117.81

Finding the Fourth Proportional to 1,164,869.60, 1,608,016.05 and 783,117.81

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Solution

The fourth proportional to 1,164,869.60, 1,608,016.05 and 783,117.81 is: 1,081,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,869.60 : 1,608,016.05 = 783,117.81 : x
  2. Step 2: Convert to fraction form
    1,164,869.60/1,608,016.05 = 783,117.81/x
  3. Step 3: Cross multiply
    1,164,869.60x = 1,608,016.05 × 783,117.81
  4. Step 4: Simplify right side
    1,164,869.60x = 1,259,266,007,520.85
  5. Step 5: Solve for x
    x = 1,259,266,007,520.85/1,164,869.60
  6. Step 6: Final answer
    x = 1,081,036.03

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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.