Home / 1,873,996.60-2,812,307.10-1,201,712.80

Finding the Fourth Proportional to 1,873,996.60, 2,812,307.10 and 1,201,712.80

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Solution

The fourth proportional to 1,873,996.60, 2,812,307.10 and 1,201,712.80 is: 1,803,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,996.60 : 2,812,307.10 = 1,201,712.80 : x
  2. Step 2: Convert to fraction form
    1,873,996.60/2,812,307.10 = 1,201,712.80/x
  3. Step 3: Cross multiply
    1,873,996.60x = 2,812,307.10 × 1,201,712.80
  4. Step 4: Simplify right side
    1,873,996.60x = 3,379,585,439,600.88
  5. Step 5: Solve for x
    x = 3,379,585,439,600.88/1,873,996.60
  6. Step 6: Final answer
    x = 1,803,410.66

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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.