Home / 3,532,289.40-5,299,224-1,288,427.40

Finding the Fourth Proportional to 3,532,289.40, 5,299,224 and 1,288,427.40

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Solution

The fourth proportional to 3,532,289.40, 5,299,224 and 1,288,427.40 is: 1,932,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,289.40 : 5,299,224 = 1,288,427.40 : x
  2. Step 2: Convert to fraction form
    3,532,289.40/5,299,224 = 1,288,427.40/x
  3. Step 3: Cross multiply
    3,532,289.40x = 5,299,224 × 1,288,427.40
  4. Step 4: Simplify right side
    3,532,289.40x = 6,827,665,400,337.60
  5. Step 5: Solve for x
    x = 6,827,665,400,337.60/3,532,289.40
  6. Step 6: Final answer
    x = 1,932,929.22

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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.