Home / 1,977,081.32-2,728,202.64-1,150,307.84

Finding the Fourth Proportional to 1,977,081.32, 2,728,202.64 and 1,150,307.84

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Solution

The fourth proportional to 1,977,081.32, 2,728,202.64 and 1,150,307.84 is: 1,587,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,081.32 : 2,728,202.64 = 1,150,307.84 : x
  2. Step 2: Convert to fraction form
    1,977,081.32/2,728,202.64 = 1,150,307.84/x
  3. Step 3: Cross multiply
    1,977,081.32x = 2,728,202.64 × 1,150,307.84
  4. Step 4: Simplify right side
    1,977,081.32x = 3,138,272,885,900.70
  5. Step 5: Solve for x
    x = 3,138,272,885,900.70/1,977,081.32
  6. Step 6: Final answer
    x = 1,587,326.15

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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.