Home / 1,630,201.94-2,249,634.86-977,196.85

Finding the Fourth Proportional to 1,630,201.94, 2,249,634.86 and 977,196.85

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Solution

The fourth proportional to 1,630,201.94, 2,249,634.86 and 977,196.85 is: 1,348,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,201.94 : 2,249,634.86 = 977,196.85 : x
  2. Step 2: Convert to fraction form
    1,630,201.94/2,249,634.86 = 977,196.85/x
  3. Step 3: Cross multiply
    1,630,201.94x = 2,249,634.86 × 977,196.85
  4. Step 4: Simplify right side
    1,630,201.94x = 2,198,336,082,708.03
  5. Step 5: Solve for x
    x = 2,198,336,082,708.03/1,630,201.94
  6. Step 6: Final answer
    x = 1,348,505.38

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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.