Home / 1,369,658.61-2,054,768.13-470,983.64

Finding the Fourth Proportional to 1,369,658.61, 2,054,768.13 and 470,983.64

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Solution

The fourth proportional to 1,369,658.61, 2,054,768.13 and 470,983.64 is: 706,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,658.61 : 2,054,768.13 = 470,983.64 : x
  2. Step 2: Convert to fraction form
    1,369,658.61/2,054,768.13 = 470,983.64/x
  3. Step 3: Cross multiply
    1,369,658.61x = 2,054,768.13 × 470,983.64
  4. Step 4: Simplify right side
    1,369,658.61x = 967,762,162,949.55
  5. Step 5: Solve for x
    x = 967,762,162,949.55/1,369,658.61
  6. Step 6: Final answer
    x = 706,571.81

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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.