Home / 1,180,829.40-1,771,244.10-1,082,851.80

Finding the Fourth Proportional to 1,180,829.40, 1,771,244.10 and 1,082,851.80

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Solution

The fourth proportional to 1,180,829.40, 1,771,244.10 and 1,082,851.80 is: 1,624,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,829.40 : 1,771,244.10 = 1,082,851.80 : x
  2. Step 2: Convert to fraction form
    1,180,829.40/1,771,244.10 = 1,082,851.80/x
  3. Step 3: Cross multiply
    1,180,829.40x = 1,771,244.10 × 1,082,851.80
  4. Step 4: Simplify right side
    1,180,829.40x = 1,917,994,861,924.38
  5. Step 5: Solve for x
    x = 1,917,994,861,924.38/1,180,829.40
  6. Step 6: Final answer
    x = 1,624,277.70

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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.