Home / 1,994,607.89-2,991,911.69-498,699.89

Finding the Fourth Proportional to 1,994,607.89, 2,991,911.69 and 498,699.89

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Solution

The fourth proportional to 1,994,607.89, 2,991,911.69 and 498,699.89 is: 748,049.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,607.89 : 2,991,911.69 = 498,699.89 : x
  2. Step 2: Convert to fraction form
    1,994,607.89/2,991,911.69 = 498,699.89/x
  3. Step 3: Cross multiply
    1,994,607.89x = 2,991,911.69 × 498,699.89
  4. Step 4: Simplify right side
    1,994,607.89x = 1,492,066,016,979.91
  5. Step 5: Solve for x
    x = 1,492,066,016,979.91/1,994,607.89
  6. Step 6: Final answer
    x = 748,049.79

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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.