Home / 1,055,107.56-1,582,338.16-381,105.76

Finding the Fourth Proportional to 1,055,107.56, 1,582,338.16 and 381,105.76

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Solution

The fourth proportional to 1,055,107.56, 1,582,338.16 and 381,105.76 is: 571,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,107.56 : 1,582,338.16 = 381,105.76 : x
  2. Step 2: Convert to fraction form
    1,055,107.56/1,582,338.16 = 381,105.76/x
  3. Step 3: Cross multiply
    1,055,107.56x = 1,582,338.16 × 381,105.76
  4. Step 4: Simplify right side
    1,055,107.56x = 603,038,187,043.80
  5. Step 5: Solve for x
    x = 603,038,187,043.80/1,055,107.56
  6. Step 6: Final answer
    x = 571,541.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.