Home / 2,429,426.80-3,644,140.20-1,862,556.40

Finding the Fourth Proportional to 2,429,426.80, 3,644,140.20 and 1,862,556.40

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Solution

The fourth proportional to 2,429,426.80, 3,644,140.20 and 1,862,556.40 is: 2,793,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429,426.80 : 3,644,140.20 = 1,862,556.40 : x
  2. Step 2: Convert to fraction form
    2,429,426.80/3,644,140.20 = 1,862,556.40/x
  3. Step 3: Cross multiply
    2,429,426.80x = 3,644,140.20 × 1,862,556.40
  4. Step 4: Simplify right side
    2,429,426.80x = 6,787,416,652,007.28
  5. Step 5: Solve for x
    x = 6,787,416,652,007.28/2,429,426.80
  6. Step 6: Final answer
    x = 2,793,834.60

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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.