Home / 1,881,869.28-2,596,979.60-1,066,072.96

Finding the Fourth Proportional to 1,881,869.28, 2,596,979.60 and 1,066,072.96

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Solution

The fourth proportional to 1,881,869.28, 2,596,979.60 and 1,066,072.96 is: 1,471,180.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,869.28 : 2,596,979.60 = 1,066,072.96 : x
  2. Step 2: Convert to fraction form
    1,881,869.28/2,596,979.60 = 1,066,072.96/x
  3. Step 3: Cross multiply
    1,881,869.28x = 2,596,979.60 × 1,066,072.96
  4. Step 4: Simplify right side
    1,881,869.28x = 2,768,569,729,231.62
  5. Step 5: Solve for x
    x = 2,768,569,729,231.62/1,881,869.28
  6. Step 6: Final answer
    x = 1,471,180.68

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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.