Home / 1,401,446.60-2,100,857.70-1,097,672.30

Finding the Fourth Proportional to 1,401,446.60, 2,100,857.70 and 1,097,672.30

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Solution

The fourth proportional to 1,401,446.60, 2,100,857.70 and 1,097,672.30 is: 1,645,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,446.60 : 2,100,857.70 = 1,097,672.30 : x
  2. Step 2: Convert to fraction form
    1,401,446.60/2,100,857.70 = 1,097,672.30/x
  3. Step 3: Cross multiply
    1,401,446.60x = 2,100,857.70 × 1,097,672.30
  4. Step 4: Simplify right side
    1,401,446.60x = 2,306,053,303,531.71
  5. Step 5: Solve for x
    x = 2,306,053,303,531.71/1,401,446.60
  6. Step 6: Final answer
    x = 1,645,480.68

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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.