Home / 1,619,900-2,235,462.02-904,508

Finding the Fourth Proportional to 1,619,900, 2,235,462.02 and 904,508

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Solution

The fourth proportional to 1,619,900, 2,235,462.02 and 904,508 is: 1,248,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,900 : 2,235,462.02 = 904,508 : x
  2. Step 2: Convert to fraction form
    1,619,900/2,235,462.02 = 904,508/x
  3. Step 3: Cross multiply
    1,619,900x = 2,235,462.02 × 904,508
  4. Step 4: Simplify right side
    1,619,900x = 2,021,993,280,786.16
  5. Step 5: Solve for x
    x = 2,021,993,280,786.16/1,619,900
  6. Step 6: Final answer
    x = 1,248,221.05

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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.