Home / 1,324,905.10-1,987,357.65-483,784.90

Finding the Fourth Proportional to 1,324,905.10, 1,987,357.65 and 483,784.90

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Solution

The fourth proportional to 1,324,905.10, 1,987,357.65 and 483,784.90 is: 725,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,905.10 : 1,987,357.65 = 483,784.90 : x
  2. Step 2: Convert to fraction form
    1,324,905.10/1,987,357.65 = 483,784.90/x
  3. Step 3: Cross multiply
    1,324,905.10x = 1,987,357.65 × 483,784.90
  4. Step 4: Simplify right side
    1,324,905.10x = 961,453,621,969.49
  5. Step 5: Solve for x
    x = 961,453,621,969.49/1,324,905.10
  6. Step 6: Final answer
    x = 725,677.35

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Similar ratio
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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.