Home / 1,180,581.92-1,629,077.43-664,326.81

Finding the Fourth Proportional to 1,180,581.92, 1,629,077.43 and 664,326.81

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Solution

The fourth proportional to 1,180,581.92, 1,629,077.43 and 664,326.81 is: 916,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,581.92 : 1,629,077.43 = 664,326.81 : x
  2. Step 2: Convert to fraction form
    1,180,581.92/1,629,077.43 = 664,326.81/x
  3. Step 3: Cross multiply
    1,180,581.92x = 1,629,077.43 × 664,326.81
  4. Step 4: Simplify right side
    1,180,581.92x = 1,082,239,820,666.63
  5. Step 5: Solve for x
    x = 1,082,239,820,666.63/1,180,581.92
  6. Step 6: Final answer
    x = 916,700.32

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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.