Home / 1,091,752.20-1,637,628.30-613,455.30

Finding the Fourth Proportional to 1,091,752.20, 1,637,628.30 and 613,455.30

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Solution

The fourth proportional to 1,091,752.20, 1,637,628.30 and 613,455.30 is: 920,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,752.20 : 1,637,628.30 = 613,455.30 : x
  2. Step 2: Convert to fraction form
    1,091,752.20/1,637,628.30 = 613,455.30/x
  3. Step 3: Cross multiply
    1,091,752.20x = 1,637,628.30 × 613,455.30
  4. Step 4: Simplify right side
    1,091,752.20x = 1,004,611,760,064.99
  5. Step 5: Solve for x
    x = 1,004,611,760,064.99/1,091,752.20
  6. Step 6: Final answer
    x = 920,182.95

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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.