Home / 1,406,636.98-2,109,955.41-341,671.86

Finding the Fourth Proportional to 1,406,636.98, 2,109,955.41 and 341,671.86

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Solution

The fourth proportional to 1,406,636.98, 2,109,955.41 and 341,671.86 is: 512,507.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,636.98 : 2,109,955.41 = 341,671.86 : x
  2. Step 2: Convert to fraction form
    1,406,636.98/2,109,955.41 = 341,671.86/x
  3. Step 3: Cross multiply
    1,406,636.98x = 2,109,955.41 × 341,671.86
  4. Step 4: Simplify right side
    1,406,636.98x = 720,912,389,451.76
  5. Step 5: Solve for x
    x = 720,912,389,451.76/1,406,636.98
  6. Step 6: Final answer
    x = 512,507.78

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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.