Home / 5,178,233.18-7,767,070.15-1,584,000.54

Finding the Fourth Proportional to 5,178,233.18, 7,767,070.15 and 1,584,000.54

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Solution

The fourth proportional to 5,178,233.18, 7,767,070.15 and 1,584,000.54 is: 2,375,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,233.18 : 7,767,070.15 = 1,584,000.54 : x
  2. Step 2: Convert to fraction form
    5,178,233.18/7,767,070.15 = 1,584,000.54/x
  3. Step 3: Cross multiply
    5,178,233.18x = 7,767,070.15 × 1,584,000.54
  4. Step 4: Simplify right side
    5,178,233.18x = 12,303,043,311,817.88
  5. Step 5: Solve for x
    x = 12,303,043,311,817.88/5,178,233.18
  6. Step 6: Final answer
    x = 2,375,915.28

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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.