Home / 5,877,612.80-8,815,900.80-1,617,401.60

Finding the Fourth Proportional to 5,877,612.80, 8,815,900.80 and 1,617,401.60

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Solution

The fourth proportional to 5,877,612.80, 8,815,900.80 and 1,617,401.60 is: 2,425,959.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877,612.80 : 8,815,900.80 = 1,617,401.60 : x
  2. Step 2: Convert to fraction form
    5,877,612.80/8,815,900.80 = 1,617,401.60/x
  3. Step 3: Cross multiply
    5,877,612.80x = 8,815,900.80 × 1,617,401.60
  4. Step 4: Simplify right side
    5,877,612.80x = 14,258,852,059,361.28
  5. Step 5: Solve for x
    x = 14,258,852,059,361.28/5,877,612.80
  6. Step 6: Final answer
    x = 2,425,959.75

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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.