Home / 4,658,712.30-6,992,005.05-1,820,861.10

Finding the Fourth Proportional to 4,658,712.30, 6,992,005.05 and 1,820,861.10

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Solution

The fourth proportional to 4,658,712.30, 6,992,005.05 and 1,820,861.10 is: 2,732,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,712.30 : 6,992,005.05 = 1,820,861.10 : x
  2. Step 2: Convert to fraction form
    4,658,712.30/6,992,005.05 = 1,820,861.10/x
  3. Step 3: Cross multiply
    4,658,712.30x = 6,992,005.05 × 1,820,861.10
  4. Step 4: Simplify right side
    4,658,712.30x = 12,731,470,006,548.55
  5. Step 5: Solve for x
    x = 12,731,470,006,548.55/4,658,712.30
  6. Step 6: Final answer
    x = 2,732,830.27

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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.