Home / 1,699,682.40-2,549,523.60-943,855.20

Finding the Fourth Proportional to 1,699,682.40, 2,549,523.60 and 943,855.20

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Solution

The fourth proportional to 1,699,682.40, 2,549,523.60 and 943,855.20 is: 1,415,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,682.40 : 2,549,523.60 = 943,855.20 : x
  2. Step 2: Convert to fraction form
    1,699,682.40/2,549,523.60 = 943,855.20/x
  3. Step 3: Cross multiply
    1,699,682.40x = 2,549,523.60 × 943,855.20
  4. Step 4: Simplify right side
    1,699,682.40x = 2,406,381,107,382.72
  5. Step 5: Solve for x
    x = 2,406,381,107,382.72/1,699,682.40
  6. Step 6: Final answer
    x = 1,415,782.80

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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.