Home / 2,400,770.43-3,312,940.37-1,312,830.54

Finding the Fourth Proportional to 2,400,770.43, 3,312,940.37 and 1,312,830.54

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Solution

The fourth proportional to 2,400,770.43, 3,312,940.37 and 1,312,830.54 is: 1,811,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,770.43 : 3,312,940.37 = 1,312,830.54 : x
  2. Step 2: Convert to fraction form
    2,400,770.43/3,312,940.37 = 1,312,830.54/x
  3. Step 3: Cross multiply
    2,400,770.43x = 3,312,940.37 × 1,312,830.54
  4. Step 4: Simplify right side
    2,400,770.43x = 4,349,329,288,370.75
  5. Step 5: Solve for x
    x = 4,349,329,288,370.75/2,400,770.43
  6. Step 6: Final answer
    x = 1,811,638.98

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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.