Home / 1,745,373.67-2,408,835-981,421.75

Finding the Fourth Proportional to 1,745,373.67, 2,408,835 and 981,421.75

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Solution

The fourth proportional to 1,745,373.67, 2,408,835 and 981,421.75 is: 1,354,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,373.67 : 2,408,835 = 981,421.75 : x
  2. Step 2: Convert to fraction form
    1,745,373.67/2,408,835 = 981,421.75/x
  3. Step 3: Cross multiply
    1,745,373.67x = 2,408,835 × 981,421.75
  4. Step 4: Simplify right side
    1,745,373.67x = 2,364,083,061,161.25
  5. Step 5: Solve for x
    x = 2,364,083,061,161.25/1,745,373.67
  6. Step 6: Final answer
    x = 1,354,485.35

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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.