Home / 5,198,888.01-7,800,178.83-2,319,992.91

Finding the Fourth Proportional to 5,198,888.01, 7,800,178.83 and 2,319,992.91

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Solution

The fourth proportional to 5,198,888.01, 7,800,178.83 and 2,319,992.91 is: 3,480,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,888.01 : 7,800,178.83 = 2,319,992.91 : x
  2. Step 2: Convert to fraction form
    5,198,888.01/7,800,178.83 = 2,319,992.91/x
  3. Step 3: Cross multiply
    5,198,888.01x = 7,800,178.83 × 2,319,992.91
  4. Step 4: Simplify right side
    5,198,888.01x = 18,096,359,582,332.10
  5. Step 5: Solve for x
    x = 18,096,359,582,332.10/5,198,888.01
  6. Step 6: Final answer
    x = 3,480,813.50

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1.5x scale

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.