Home / 1,338,887.81-1,847,659.33-727,035.64

Finding the Fourth Proportional to 1,338,887.81, 1,847,659.33 and 727,035.64

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Solution

The fourth proportional to 1,338,887.81, 1,847,659.33 and 727,035.64 is: 1,003,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,887.81 : 1,847,659.33 = 727,035.64 : x
  2. Step 2: Convert to fraction form
    1,338,887.81/1,847,659.33 = 727,035.64/x
  3. Step 3: Cross multiply
    1,338,887.81x = 1,847,659.33 × 727,035.64
  4. Step 4: Simplify right side
    1,338,887.81x = 1,343,314,183,488.52
  5. Step 5: Solve for x
    x = 1,343,314,183,488.52/1,338,887.81
  6. Step 6: Final answer
    x = 1,003,306.01

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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.