Home / 2,971,561.40-4,100,771.10-1,613,434.40

Finding the Fourth Proportional to 2,971,561.40, 4,100,771.10 and 1,613,434.40

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Solution

The fourth proportional to 2,971,561.40, 4,100,771.10 and 1,613,434.40 is: 2,226,548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,561.40 : 4,100,771.10 = 1,613,434.40 : x
  2. Step 2: Convert to fraction form
    2,971,561.40/4,100,771.10 = 1,613,434.40/x
  3. Step 3: Cross multiply
    2,971,561.40x = 4,100,771.10 × 1,613,434.40
  4. Step 4: Simplify right side
    2,971,561.40x = 6,616,325,159,265.84
  5. Step 5: Solve for x
    x = 6,616,325,159,265.84/2,971,561.40
  6. Step 6: Final answer
    x = 2,226,548.36

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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.