Home / 1,630,902.70-2,445,187.65-731,608.30

Finding the Fourth Proportional to 1,630,902.70, 2,445,187.65 and 731,608.30

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Solution

The fourth proportional to 1,630,902.70, 2,445,187.65 and 731,608.30 is: 1,096,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,902.70 : 2,445,187.65 = 731,608.30 : x
  2. Step 2: Convert to fraction form
    1,630,902.70/2,445,187.65 = 731,608.30/x
  3. Step 3: Cross multiply
    1,630,902.70x = 2,445,187.65 × 731,608.30
  4. Step 4: Simplify right side
    1,630,902.70x = 1,788,919,579,797.50
  5. Step 5: Solve for x
    x = 1,788,919,579,797.50/1,630,902.70
  6. Step 6: Final answer
    x = 1,096,889.21

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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.