Home / 1,699,261.18-2,548,284.65-561,813.42

Finding the Fourth Proportional to 1,699,261.18, 2,548,284.65 and 561,813.42

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Solution

The fourth proportional to 1,699,261.18, 2,548,284.65 and 561,813.42 is: 842,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,261.18 : 2,548,284.65 = 561,813.42 : x
  2. Step 2: Convert to fraction form
    1,699,261.18/2,548,284.65 = 561,813.42/x
  3. Step 3: Cross multiply
    1,699,261.18x = 2,548,284.65 × 561,813.42
  4. Step 4: Simplify right side
    1,699,261.18x = 1,431,660,512,029.90
  5. Step 5: Solve for x
    x = 1,431,660,512,029.90/1,699,261.18
  6. Step 6: Final answer
    x = 842,519.40

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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.