Home / 4,612,546.80-6,912,818.10-1,876,905.45

Finding the Fourth Proportional to 4,612,546.80, 6,912,818.10 and 1,876,905.45

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Solution

The fourth proportional to 4,612,546.80, 6,912,818.10 and 1,876,905.45 is: 2,812,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612,546.80 : 6,912,818.10 = 1,876,905.45 : x
  2. Step 2: Convert to fraction form
    4,612,546.80/6,912,818.10 = 1,876,905.45/x
  3. Step 3: Cross multiply
    4,612,546.80x = 6,912,818.10 × 1,876,905.45
  4. Step 4: Simplify right side
    4,612,546.80x = 12,974,705,966,748.64
  5. Step 5: Solve for x
    x = 12,974,705,966,748.64/4,612,546.80
  6. Step 6: Final answer
    x = 2,812,915.84

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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.