Home / 1,749,421.40-2,414,191.03-985,721.00

Finding the Fourth Proportional to 1,749,421.40, 2,414,191.03 and 985,721.00

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Solution

The fourth proportional to 1,749,421.40, 2,414,191.03 and 985,721.00 is: 1,360,289.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,421.40 : 2,414,191.03 = 985,721.00 : x
  2. Step 2: Convert to fraction form
    1,749,421.40/2,414,191.03 = 985,721.00/x
  3. Step 3: Cross multiply
    1,749,421.40x = 2,414,191.03 × 985,721.00
  4. Step 4: Simplify right side
    1,749,421.40x = 2,379,718,781,747.37
  5. Step 5: Solve for x
    x = 2,379,718,781,747.37/1,749,421.40
  6. Step 6: Final answer
    x = 1,360,289.06

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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.