Home / 5,234,920.40-7,852,380.60-1,869,467.60

Finding the Fourth Proportional to 5,234,920.40, 7,852,380.60 and 1,869,467.60

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Solution

The fourth proportional to 5,234,920.40, 7,852,380.60 and 1,869,467.60 is: 2,804,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,920.40 : 7,852,380.60 = 1,869,467.60 : x
  2. Step 2: Convert to fraction form
    5,234,920.40/7,852,380.60 = 1,869,467.60/x
  3. Step 3: Cross multiply
    5,234,920.40x = 7,852,380.60 × 1,869,467.60
  4. Step 4: Simplify right side
    5,234,920.40x = 14,679,771,114,568.56
  5. Step 5: Solve for x
    x = 14,679,771,114,568.56/5,234,920.40
  6. Step 6: Final answer
    x = 2,804,201.40

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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.