Home / 1,406,610.49-2,109,915.67-648,227.58

Finding the Fourth Proportional to 1,406,610.49, 2,109,915.67 and 648,227.58

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Solution

The fourth proportional to 1,406,610.49, 2,109,915.67 and 648,227.58 is: 972,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,610.49 : 2,109,915.67 = 648,227.58 : x
  2. Step 2: Convert to fraction form
    1,406,610.49/2,109,915.67 = 648,227.58/x
  3. Step 3: Cross multiply
    1,406,610.49x = 2,109,915.67 × 648,227.58
  4. Step 4: Simplify right side
    1,406,610.49x = 1,367,705,528,768.18
  5. Step 5: Solve for x
    x = 1,367,705,528,768.18/1,406,610.49
  6. Step 6: Final answer
    x = 972,341.34

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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.