Home / 1,609,698.90-2,413,673.55-663,165.30

Finding the Fourth Proportional to 1,609,698.90, 2,413,673.55 and 663,165.30

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Solution

The fourth proportional to 1,609,698.90, 2,413,673.55 and 663,165.30 is: 994,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,698.90 : 2,413,673.55 = 663,165.30 : x
  2. Step 2: Convert to fraction form
    1,609,698.90/2,413,673.55 = 663,165.30/x
  3. Step 3: Cross multiply
    1,609,698.90x = 2,413,673.55 × 663,165.30
  4. Step 4: Simplify right side
    1,609,698.90x = 1,600,664,543,887.82
  5. Step 5: Solve for x
    x = 1,600,664,543,887.82/1,609,698.90
  6. Step 6: Final answer
    x = 994,387.55

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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.