Home / 1,406,609.49-2,109,914.17-648,226.58

Finding the Fourth Proportional to 1,406,609.49, 2,109,914.17 and 648,226.58

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Solution

The fourth proportional to 1,406,609.49, 2,109,914.17 and 648,226.58 is: 972,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,609.49 : 2,109,914.17 = 648,226.58 : x
  2. Step 2: Convert to fraction form
    1,406,609.49/2,109,914.17 = 648,226.58/x
  3. Step 3: Cross multiply
    1,406,609.49x = 2,109,914.17 × 648,226.58
  4. Step 4: Simplify right side
    1,406,609.49x = 1,367,702,446,512.64
  5. Step 5: Solve for x
    x = 1,367,702,446,512.64/1,406,609.49
  6. Step 6: Final answer
    x = 972,339.84

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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.