Home / 2,385,890.24-3,292,429.68-1,298,165.94

Finding the Fourth Proportional to 2,385,890.24, 3,292,429.68 and 1,298,165.94

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Solution

The fourth proportional to 2,385,890.24, 3,292,429.68 and 1,298,165.94 is: 1,791,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,890.24 : 3,292,429.68 = 1,298,165.94 : x
  2. Step 2: Convert to fraction form
    2,385,890.24/3,292,429.68 = 1,298,165.94/x
  3. Step 3: Cross multiply
    2,385,890.24x = 3,292,429.68 × 1,298,165.94
  4. Step 4: Simplify right side
    2,385,890.24x = 4,274,120,070,421.10
  5. Step 5: Solve for x
    x = 4,274,120,070,421.10/2,385,890.24
  6. Step 6: Final answer
    x = 1,791,415.22

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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.