Home / 1,406,496.91-2,109,716.20-341,544.55

Finding the Fourth Proportional to 1,406,496.91, 2,109,716.20 and 341,544.55

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Solution

The fourth proportional to 1,406,496.91, 2,109,716.20 and 341,544.55 is: 512,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,496.91 : 2,109,716.20 = 341,544.55 : x
  2. Step 2: Convert to fraction form
    1,406,496.91/2,109,716.20 = 341,544.55/x
  3. Step 3: Cross multiply
    1,406,496.91x = 2,109,716.20 × 341,544.55
  4. Step 4: Simplify right side
    1,406,496.91x = 720,562,070,156.71
  5. Step 5: Solve for x
    x = 720,562,070,156.71/1,406,496.91
  6. Step 6: Final answer
    x = 512,309.74

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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.