Home / 1,630,949.59-2,250,637.58-977,936.05

Finding the Fourth Proportional to 1,630,949.59, 2,250,637.58 and 977,936.05

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Solution

The fourth proportional to 1,630,949.59, 2,250,637.58 and 977,936.05 is: 1,349,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,949.59 : 2,250,637.58 = 977,936.05 : x
  2. Step 2: Convert to fraction form
    1,630,949.59/2,250,637.58 = 977,936.05/x
  3. Step 3: Cross multiply
    1,630,949.59x = 2,250,637.58 × 977,936.05
  4. Step 4: Simplify right side
    1,630,949.59x = 2,200,979,617,236.70
  5. Step 5: Solve for x
    x = 2,200,979,617,236.70/1,630,949.59
  6. Step 6: Final answer
    x = 1,349,508.06

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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.