Home / 1,698,775.88-2,548,140.78-577,626.44

Finding the Fourth Proportional to 1,698,775.88, 2,548,140.78 and 577,626.44

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Solution

The fourth proportional to 1,698,775.88, 2,548,140.78 and 577,626.44 is: 866,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,775.88 : 2,548,140.78 = 577,626.44 : x
  2. Step 2: Convert to fraction form
    1,698,775.88/2,548,140.78 = 577,626.44/x
  3. Step 3: Cross multiply
    1,698,775.88x = 2,548,140.78 × 577,626.44
  4. Step 4: Simplify right side
    1,698,775.88x = 1,471,873,487,370.22
  5. Step 5: Solve for x
    x = 1,471,873,487,370.22/1,698,775.88
  6. Step 6: Final answer
    x = 866,431.83

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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.