Home / 2,151,430.75-3,225,141.37-730,514.98

Finding the Fourth Proportional to 2,151,430.75, 3,225,141.37 and 730,514.98

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Solution

The fourth proportional to 2,151,430.75, 3,225,141.37 and 730,514.98 is: 1,095,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,430.75 : 3,225,141.37 = 730,514.98 : x
  2. Step 2: Convert to fraction form
    2,151,430.75/3,225,141.37 = 730,514.98/x
  3. Step 3: Cross multiply
    2,151,430.75x = 3,225,141.37 × 730,514.98
  4. Step 4: Simplify right side
    2,151,430.75x = 2,356,014,073,513.58
  5. Step 5: Solve for x
    x = 2,356,014,073,513.58/2,151,430.75
  6. Step 6: Final answer
    x = 1,095,091.76

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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.