Home / 2,129,216.40-3,193,824.60-1,009,472.40

Finding the Fourth Proportional to 2,129,216.40, 3,193,824.60 and 1,009,472.40

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Solution

The fourth proportional to 2,129,216.40, 3,193,824.60 and 1,009,472.40 is: 1,514,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,216.40 : 3,193,824.60 = 1,009,472.40 : x
  2. Step 2: Convert to fraction form
    2,129,216.40/3,193,824.60 = 1,009,472.40/x
  3. Step 3: Cross multiply
    2,129,216.40x = 3,193,824.60 × 1,009,472.40
  4. Step 4: Simplify right side
    2,129,216.40x = 3,224,077,784,141.04
  5. Step 5: Solve for x
    x = 3,224,077,784,141.04/2,129,216.40
  6. Step 6: Final answer
    x = 1,514,208.60

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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.