Home / 1,613,917.20-2,421,194.76-476,699.16

Finding the Fourth Proportional to 1,613,917.20, 2,421,194.76 and 476,699.16

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Solution

The fourth proportional to 1,613,917.20, 2,421,194.76 and 476,699.16 is: 715,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,917.20 : 2,421,194.76 = 476,699.16 : x
  2. Step 2: Convert to fraction form
    1,613,917.20/2,421,194.76 = 476,699.16/x
  3. Step 3: Cross multiply
    1,613,917.20x = 2,421,194.76 × 476,699.16
  4. Step 4: Simplify right side
    1,613,917.20x = 1,154,181,508,288.40
  5. Step 5: Solve for x
    x = 1,154,181,508,288.40/1,613,917.20
  6. Step 6: Final answer
    x = 715,142.95

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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.