Home / 1,146,066.96-1,581,581.78-716,596.05

Finding the Fourth Proportional to 1,146,066.96, 1,581,581.78 and 716,596.05

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Solution

The fourth proportional to 1,146,066.96, 1,581,581.78 and 716,596.05 is: 988,908.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,066.96 : 1,581,581.78 = 716,596.05 : x
  2. Step 2: Convert to fraction form
    1,146,066.96/1,581,581.78 = 716,596.05/x
  3. Step 3: Cross multiply
    1,146,066.96x = 1,581,581.78 × 716,596.05
  4. Step 4: Simplify right side
    1,146,066.96x = 1,133,355,256,299.97
  5. Step 5: Solve for x
    x = 1,133,355,256,299.97/1,146,066.96
  6. Step 6: Final answer
    x = 988,908.41

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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.