Home / 4,647,966.80-6,971,950.20-2,829,257.60

Finding the Fourth Proportional to 4,647,966.80, 6,971,950.20 and 2,829,257.60

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Solution

The fourth proportional to 4,647,966.80, 6,971,950.20 and 2,829,257.60 is: 4,243,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,966.80 : 6,971,950.20 = 2,829,257.60 : x
  2. Step 2: Convert to fraction form
    4,647,966.80/6,971,950.20 = 2,829,257.60/x
  3. Step 3: Cross multiply
    4,647,966.80x = 6,971,950.20 × 2,829,257.60
  4. Step 4: Simplify right side
    4,647,966.80x = 19,725,443,090,171.52
  5. Step 5: Solve for x
    x = 19,725,443,090,171.52/4,647,966.80
  6. Step 6: Final answer
    x = 4,243,886.40

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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.