Home / 3,489,969.70-5,231,066.55-1,359,345.70

Finding the Fourth Proportional to 3,489,969.70, 5,231,066.55 and 1,359,345.70

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Solution

The fourth proportional to 3,489,969.70, 5,231,066.55 and 1,359,345.70 is: 2,037,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,969.70 : 5,231,066.55 = 1,359,345.70 : x
  2. Step 2: Convert to fraction form
    3,489,969.70/5,231,066.55 = 1,359,345.70/x
  3. Step 3: Cross multiply
    3,489,969.70x = 5,231,066.55 × 1,359,345.70
  4. Step 4: Simplify right side
    3,489,969.70x = 7,110,827,821,156.34
  5. Step 5: Solve for x
    x = 7,110,827,821,156.34/3,489,969.70
  6. Step 6: Final answer
    x = 2,037,504.17

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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.