Home / 1,553,049.16-2,143,187.35-899,764.24

Finding the Fourth Proportional to 1,553,049.16, 2,143,187.35 and 899,764.24

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Solution

The fourth proportional to 1,553,049.16, 2,143,187.35 and 899,764.24 is: 1,241,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,049.16 : 2,143,187.35 = 899,764.24 : x
  2. Step 2: Convert to fraction form
    1,553,049.16/2,143,187.35 = 899,764.24/x
  3. Step 3: Cross multiply
    1,553,049.16x = 2,143,187.35 × 899,764.24
  4. Step 4: Simplify right side
    1,553,049.16x = 1,928,363,337,150.36
  5. Step 5: Solve for x
    x = 1,928,363,337,150.36/1,553,049.16
  6. Step 6: Final answer
    x = 1,241,662.78

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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.