Home / 1,200,707.22-1,801,155.46-401,992.14

Finding the Fourth Proportional to 1,200,707.22, 1,801,155.46 and 401,992.14

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Solution

The fourth proportional to 1,200,707.22, 1,801,155.46 and 401,992.14 is: 603,019.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,707.22 : 1,801,155.46 = 401,992.14 : x
  2. Step 2: Convert to fraction form
    1,200,707.22/1,801,155.46 = 401,992.14/x
  3. Step 3: Cross multiply
    1,200,707.22x = 1,801,155.46 × 401,992.14
  4. Step 4: Simplify right side
    1,200,707.22x = 724,050,337,838.08
  5. Step 5: Solve for x
    x = 724,050,337,838.08/1,200,707.22
  6. Step 6: Final answer
    x = 603,019.89

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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.