Home / 1,429,651.85-2,144,546.74-470,086.21

Finding the Fourth Proportional to 1,429,651.85, 2,144,546.74 and 470,086.21

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Solution

The fourth proportional to 1,429,651.85, 2,144,546.74 and 470,086.21 is: 705,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,651.85 : 2,144,546.74 = 470,086.21 : x
  2. Step 2: Convert to fraction form
    1,429,651.85/2,144,546.74 = 470,086.21/x
  3. Step 3: Cross multiply
    1,429,651.85x = 2,144,546.74 × 470,086.21
  4. Step 4: Simplify right side
    1,429,651.85x = 1,008,121,849,174.46
  5. Step 5: Solve for x
    x = 1,008,121,849,174.46/1,429,651.85
  6. Step 6: Final answer
    x = 705,151.99

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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.