Home / 3,209,014.57-4,813,484.75-780,181.58

Finding the Fourth Proportional to 3,209,014.57, 4,813,484.75 and 780,181.58

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Solution

The fourth proportional to 3,209,014.57, 4,813,484.75 and 780,181.58 is: 1,170,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,014.57 : 4,813,484.75 = 780,181.58 : x
  2. Step 2: Convert to fraction form
    3,209,014.57/4,813,484.75 = 780,181.58/x
  3. Step 3: Cross multiply
    3,209,014.57x = 4,813,484.75 × 780,181.58
  4. Step 4: Simplify right side
    3,209,014.57x = 3,755,392,137,560.91
  5. Step 5: Solve for x
    x = 3,755,392,137,560.91/3,209,014.57
  6. Step 6: Final answer
    x = 1,170,263.35

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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.