Home / 1,699,426.35-2,549,114.44-420,033.95

Finding the Fourth Proportional to 1,699,426.35, 2,549,114.44 and 420,033.95

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Solution

The fourth proportional to 1,699,426.35, 2,549,114.44 and 420,033.95 is: 630,044.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,426.35 : 2,549,114.44 = 420,033.95 : x
  2. Step 2: Convert to fraction form
    1,699,426.35/2,549,114.44 = 420,033.95/x
  3. Step 3: Cross multiply
    1,699,426.35x = 2,549,114.44 × 420,033.95
  4. Step 4: Simplify right side
    1,699,426.35x = 1,070,714,615,372.03
  5. Step 5: Solve for x
    x = 1,070,714,615,372.03/1,699,426.35
  6. Step 6: Final answer
    x = 630,044.73

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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.