Home / 5,432,455.10-8,148,682.65-1,646,126.30

Finding the Fourth Proportional to 5,432,455.10, 8,148,682.65 and 1,646,126.30

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Solution

The fourth proportional to 5,432,455.10, 8,148,682.65 and 1,646,126.30 is: 2,469,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,455.10 : 8,148,682.65 = 1,646,126.30 : x
  2. Step 2: Convert to fraction form
    5,432,455.10/8,148,682.65 = 1,646,126.30/x
  3. Step 3: Cross multiply
    5,432,455.10x = 8,148,682.65 × 1,646,126.30
  4. Step 4: Simplify right side
    5,432,455.10x = 13,413,760,820,518.70
  5. Step 5: Solve for x
    x = 13,413,760,820,518.70/5,432,455.10
  6. Step 6: Final answer
    x = 2,469,189.45

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Similar ratio
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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.