Home / 1,583,690.10-2,375,513.55-518,766.90

Finding the Fourth Proportional to 1,583,690.10, 2,375,513.55 and 518,766.90

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Solution

The fourth proportional to 1,583,690.10, 2,375,513.55 and 518,766.90 is: 778,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,690.10 : 2,375,513.55 = 518,766.90 : x
  2. Step 2: Convert to fraction form
    1,583,690.10/2,375,513.55 = 518,766.90/x
  3. Step 3: Cross multiply
    1,583,690.10x = 2,375,513.55 × 518,766.90
  4. Step 4: Simplify right side
    1,583,690.10x = 1,232,337,800,241.49
  5. Step 5: Solve for x
    x = 1,232,337,800,241.49/1,583,690.10
  6. Step 6: Final answer
    x = 778,143.27

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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.