Home / 3,172,840.32-4,757,472-1,042,352.40

Finding the Fourth Proportional to 3,172,840.32, 4,757,472 and 1,042,352.40

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Solution

The fourth proportional to 3,172,840.32, 4,757,472 and 1,042,352.40 is: 1,562,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,840.32 : 4,757,472 = 1,042,352.40 : x
  2. Step 2: Convert to fraction form
    3,172,840.32/4,757,472 = 1,042,352.40/x
  3. Step 3: Cross multiply
    3,172,840.32x = 4,757,472 × 1,042,352.40
  4. Step 4: Simplify right side
    3,172,840.32x = 4,958,962,357,132.80
  5. Step 5: Solve for x
    x = 4,958,962,357,132.80/3,172,840.32
  6. Step 6: Final answer
    x = 1,562,941.04

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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.