Home / 1,470,697.99-2,206,174.08-405,740.05

Finding the Fourth Proportional to 1,470,697.99, 2,206,174.08 and 405,740.05

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Solution

The fourth proportional to 1,470,697.99, 2,206,174.08 and 405,740.05 is: 608,645.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,697.99 : 2,206,174.08 = 405,740.05 : x
  2. Step 2: Convert to fraction form
    1,470,697.99/2,206,174.08 = 405,740.05/x
  3. Step 3: Cross multiply
    1,470,697.99x = 2,206,174.08 × 405,740.05
  4. Step 4: Simplify right side
    1,470,697.99x = 895,133,178,627.52
  5. Step 5: Solve for x
    x = 895,133,178,627.52/1,470,697.99
  6. Step 6: Final answer
    x = 608,645.14

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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.