Home / 1,406,509.22-2,109,734.67-341,556.86

Finding the Fourth Proportional to 1,406,509.22, 2,109,734.67 and 341,556.86

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Solution

The fourth proportional to 1,406,509.22, 2,109,734.67 and 341,556.86 is: 512,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,509.22 : 2,109,734.67 = 341,556.86 : x
  2. Step 2: Convert to fraction form
    1,406,509.22/2,109,734.67 = 341,556.86/x
  3. Step 3: Cross multiply
    1,406,509.22x = 2,109,734.67 × 341,556.86
  4. Step 4: Simplify right side
    1,406,509.22x = 720,594,349,318.34
  5. Step 5: Solve for x
    x = 720,594,349,318.34/1,406,509.22
  6. Step 6: Final answer
    x = 512,328.21

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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.