Home / 2,384,130.08-3,290,116.63-1,296,393.86

Finding the Fourth Proportional to 2,384,130.08, 3,290,116.63 and 1,296,393.86

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Solution

The fourth proportional to 2,384,130.08, 3,290,116.63 and 1,296,393.86 is: 1,789,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,130.08 : 3,290,116.63 = 1,296,393.86 : x
  2. Step 2: Convert to fraction form
    2,384,130.08/3,290,116.63 = 1,296,393.86/x
  3. Step 3: Cross multiply
    2,384,130.08x = 3,290,116.63 × 1,296,393.86
  4. Step 4: Simplify right side
    2,384,130.08x = 4,265,287,002,800.20
  5. Step 5: Solve for x
    x = 4,265,287,002,800.20/2,384,130.08
  6. Step 6: Final answer
    x = 1,789,032.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.