Home / 2,812,992.82-4,219,430.90-683,088.10

Finding the Fourth Proportional to 2,812,992.82, 4,219,430.90 and 683,088.10

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Solution

The fourth proportional to 2,812,992.82, 4,219,430.90 and 683,088.10 is: 1,024,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,992.82 : 4,219,430.90 = 683,088.10 : x
  2. Step 2: Convert to fraction form
    2,812,992.82/4,219,430.90 = 683,088.10/x
  3. Step 3: Cross multiply
    2,812,992.82x = 4,219,430.90 × 683,088.10
  4. Step 4: Simplify right side
    2,812,992.82x = 2,882,243,015,465.14
  5. Step 5: Solve for x
    x = 2,882,243,015,465.14/2,812,992.82
  6. Step 6: Final answer
    x = 1,024,617.98

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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.