Home / 1,331,666.52-1,837,706.24-728,054.52

Finding the Fourth Proportional to 1,331,666.52, 1,837,706.24 and 728,054.52

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Solution

The fourth proportional to 1,331,666.52, 1,837,706.24 and 728,054.52 is: 1,004,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,666.52 : 1,837,706.24 = 728,054.52 : x
  2. Step 2: Convert to fraction form
    1,331,666.52/1,837,706.24 = 728,054.52/x
  3. Step 3: Cross multiply
    1,331,666.52x = 1,837,706.24 × 728,054.52
  4. Step 4: Simplify right side
    1,331,666.52x = 1,337,950,334,464.20
  5. Step 5: Solve for x
    x = 1,337,950,334,464.20/1,331,666.52
  6. Step 6: Final answer
    x = 1,004,718.76

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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.