Home / 1,690,998.92-2,536,461.43-411,613.15

Finding the Fourth Proportional to 1,690,998.92, 2,536,461.43 and 411,613.15

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Solution

The fourth proportional to 1,690,998.92, 2,536,461.43 and 411,613.15 is: 617,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,998.92 : 2,536,461.43 = 411,613.15 : x
  2. Step 2: Convert to fraction form
    1,690,998.92/2,536,461.43 = 411,613.15/x
  3. Step 3: Cross multiply
    1,690,998.92x = 2,536,461.43 × 411,613.15
  4. Step 4: Simplify right side
    1,690,998.92x = 1,044,040,878,756.81
  5. Step 5: Solve for x
    x = 1,044,040,878,756.81/1,690,998.92
  6. Step 6: Final answer
    x = 617,410.73

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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.