Home / 2,495,478.78-3,443,771.09-1,349,559.12

Finding the Fourth Proportional to 2,495,478.78, 3,443,771.09 and 1,349,559.12

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Solution

The fourth proportional to 2,495,478.78, 3,443,771.09 and 1,349,559.12 is: 1,862,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,478.78 : 3,443,771.09 = 1,349,559.12 : x
  2. Step 2: Convert to fraction form
    2,495,478.78/3,443,771.09 = 1,349,559.12/x
  3. Step 3: Cross multiply
    2,495,478.78x = 3,443,771.09 × 1,349,559.12
  4. Step 4: Simplify right side
    2,495,478.78x = 4,647,572,674,954.05
  5. Step 5: Solve for x
    x = 4,647,572,674,954.05/2,495,478.78
  6. Step 6: Final answer
    x = 1,862,397.19

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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.