Home / 1,994,595.20-2,991,892.85-498,687.20

Finding the Fourth Proportional to 1,994,595.20, 2,991,892.85 and 498,687.20

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Solution

The fourth proportional to 1,994,595.20, 2,991,892.85 and 498,687.20 is: 748,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,595.20 : 2,991,892.85 = 498,687.20 : x
  2. Step 2: Convert to fraction form
    1,994,595.20/2,991,892.85 = 498,687.20/x
  3. Step 3: Cross multiply
    1,994,595.20x = 2,991,892.85 × 498,687.20
  4. Step 4: Simplify right side
    1,994,595.20x = 1,492,018,650,613.62
  5. Step 5: Solve for x
    x = 1,492,018,650,613.62/1,994,595.20
  6. Step 6: Final answer
    x = 748,030.81

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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.