Home / 2,453,608.40-3,385,972.68-1,380,520.40

Finding the Fourth Proportional to 2,453,608.40, 3,385,972.68 and 1,380,520.40

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Solution

The fourth proportional to 2,453,608.40, 3,385,972.68 and 1,380,520.40 is: 1,905,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,608.40 : 3,385,972.68 = 1,380,520.40 : x
  2. Step 2: Convert to fraction form
    2,453,608.40/3,385,972.68 = 1,380,520.40/x
  3. Step 3: Cross multiply
    2,453,608.40x = 3,385,972.68 × 1,380,520.40
  4. Step 4: Simplify right side
    2,453,608.40x = 4,674,404,358,582.67
  5. Step 5: Solve for x
    x = 4,674,404,358,582.67/2,453,608.40
  6. Step 6: Final answer
    x = 1,905,114.26

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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.