Home / 3,928,289.09-5,892,682.70-1,232,720.70

Finding the Fourth Proportional to 3,928,289.09, 5,892,682.70 and 1,232,720.70

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Solution

The fourth proportional to 3,928,289.09, 5,892,682.70 and 1,232,720.70 is: 1,849,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,289.09 : 5,892,682.70 = 1,232,720.70 : x
  2. Step 2: Convert to fraction form
    3,928,289.09/5,892,682.70 = 1,232,720.70/x
  3. Step 3: Cross multiply
    3,928,289.09x = 5,892,682.70 × 1,232,720.70
  4. Step 4: Simplify right side
    3,928,289.09x = 7,264,031,914,560.73
  5. Step 5: Solve for x
    x = 7,264,031,914,560.73/3,928,289.09
  6. Step 6: Final answer
    x = 1,849,159.20

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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.