Home / 4,919,915.64-7,379,923.08-1,725,118.80

Finding the Fourth Proportional to 4,919,915.64, 7,379,923.08 and 1,725,118.80

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Solution

The fourth proportional to 4,919,915.64, 7,379,923.08 and 1,725,118.80 is: 2,587,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,915.64 : 7,379,923.08 = 1,725,118.80 : x
  2. Step 2: Convert to fraction form
    4,919,915.64/7,379,923.08 = 1,725,118.80/x
  3. Step 3: Cross multiply
    4,919,915.64x = 7,379,923.08 × 1,725,118.80
  4. Step 4: Simplify right side
    4,919,915.64x = 12,731,244,047,861.90
  5. Step 5: Solve for x
    x = 12,731,244,047,861.90/4,919,915.64
  6. Step 6: Final answer
    x = 2,587,695.60

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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.